20852518440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{5179}}^1$

素因数の和:5324

約数の個数: 256

約数和(自身を含む): 70489440000

約数和(自身を除く): 49636921560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 89, 104, 116, 120, 130, 145, 156, 174, 178, 195, 232, 260, 267, 290, 312, 348, 356, 377, 390, 435, 445, 520, 534, 580, 696, 712, 754, 780, 870, 890, 1068, 1131, 1157, 1160, 1335, 1508, 1560, 1740, 1780, 1885, 2136, 2262, 2314, 2581, 2670, 3016, 3471, 3480, 3560, 3770, 4524, 4628, 5162, 5179, 5340, 5655, 5785, 6942, 7540, 7743, 9048, 9256, 10324, 10358, 10680, 11310, 11570, 12905, 13884, 15080, 15486, 15537, 17355, 20648, 20716, 22620, 23140, 25810, 25895, 27768, 30972, 31074, 33553, 34710, 38715, 41432, 45240, 46280, 51620, 51790, 61944, 62148, 67106, 67327, 69420, 77430, 77685, 100659, 103240, 103580, 124296, 134212, 134654, 138840, 150191, 154860, 155370, 167765, 201318, 201981, 207160, 268424, 269308, 300382, 309720, 310740, 335530, 336635, 402636, 403962, 450573, 460931, 503295, 538616, 600764, 621480, 671060, 673270, 750955, 805272, 807924, 901146, 921862, 1006590, 1009905, 1201528, 1342120, 1346540, 1382793, 1501910, 1615848, 1802292, 1843724, 1952483, 2013180, 2019810, 2252865, 2304655, 2693080, 2765586, 3003820, 3604584, 3687448, 3904966, 4026360, 4039620, 4505730, 4609310, 5531172, 5857449, 5992103, 6007640, 6913965, 7809932, 8079240, 9011460, 9218620, 9762415, 11062344, 11714898, 11984206, 13366999, 13827930, 15619864, 17976309, 18022920, 18437240, 19524830, 23429796, 23968412, 26733998, 27655860, 29287245, 29960515, 35952618, 39049660, 40100997, 46859592, 47936824, 53467996, 55311720, 58574490, 59921030, 66834995, 71905236, 78099320, 80201994, 89881545, 106935992, 117148980, 119842060, 133669990, 143810472, 160403988, 173770987, 179763090, 200504985, 234297960, 239684120, 267339980, 320807976, 347541974, 359526180, 401009970, 521312961, 534679960, 695083948, 719052360, 802019940, 868854935, 1042625922, 1390167896, 1604039880, 1737709870, 2085251844, 2606564805, 3475419740, 4170503688, 5213129610, 6950839480, 10426259220, 20852518440]

約数ペア:

[(1, 20852518440), (2, 10426259220), (3, 6950839480), (4, 5213129610), (5, 4170503688), (6, 3475419740), (8, 2606564805), (10, 2085251844), (12, 1737709870), (13, 1604039880), (15, 1390167896), (20, 1042625922), (24, 868854935), (26, 802019940), (29, 719052360), (30, 695083948), (39, 534679960), (40, 521312961), (52, 401009970), (58, 359526180), (60, 347541974), (65, 320807976), (78, 267339980), (87, 239684120), (89, 234297960), (104, 200504985), (116, 179763090), (120, 173770987), (130, 160403988), (145, 143810472), (156, 133669990), (174, 119842060), (178, 117148980), (195, 106935992), (232, 89881545), (260, 80201994), (267, 78099320), (290, 71905236), (312, 66834995), (348, 59921030), (356, 58574490), (377, 55311720), (390, 53467996), (435, 47936824), (445, 46859592), (520, 40100997), (534, 39049660), (580, 35952618), (696, 29960515), (712, 29287245), (754, 27655860), (780, 26733998), (870, 23968412), (890, 23429796), (1068, 19524830), (1131, 18437240), (1157, 18022920), (1160, 17976309), (1335, 15619864), (1508, 13827930), (1560, 13366999), (1740, 11984206), (1780, 11714898), (1885, 11062344), (2136, 9762415), (2262, 9218620), (2314, 9011460), (2581, 8079240), (2670, 7809932), (3016, 6913965), (3471, 6007640), (3480, 5992103), (3560, 5857449), (3770, 5531172), (4524, 4609310), (4628, 4505730), (5162, 4039620), (5179, 4026360), (5340, 3904966), (5655, 3687448), (5785, 3604584), (6942, 3003820), (7540, 2765586), (7743, 2693080), (9048, 2304655), (9256, 2252865), (10324, 2019810), (10358, 2013180), (10680, 1952483), (11310, 1843724), (11570, 1802292), (12905, 1615848), (13884, 1501910), (15080, 1382793), (15486, 1346540), (15537, 1342120), (17355, 1201528), (20648, 1009905), (20716, 1006590), (22620, 921862), (23140, 901146), (25810, 807924), (25895, 805272), (27768, 750955), (30972, 673270), (31074, 671060), (33553, 621480), (34710, 600764), (38715, 538616), (41432, 503295), (45240, 460931), (46280, 450573), (51620, 403962), (51790, 402636), (61944, 336635), (62148, 335530), (67106, 310740), (67327, 309720), (69420, 300382), (77430, 269308), (77685, 268424), (100659, 207160), (103240, 201981), (103580, 201318), (124296, 167765), (134212, 155370), (134654, 154860), (138840, 150191)]