17382228520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1993}}^1$

素因数の和:2195

約数の個数: 128

約数和(自身を含む): 41244215040

約数和(自身を除く): 23861986520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 83, 142, 148, 166, 185, 284, 296, 332, 355, 370, 415, 568, 664, 710, 740, 830, 1420, 1480, 1660, 1993, 2627, 2840, 3071, 3320, 3986, 5254, 5893, 6142, 7972, 9965, 10508, 11786, 12284, 13135, 15355, 15944, 19930, 21016, 23572, 24568, 26270, 29465, 30710, 39860, 47144, 52540, 58930, 61420, 73741, 79720, 105080, 117860, 122840, 141503, 147482, 165419, 218041, 235720, 283006, 294964, 330838, 368705, 436082, 566012, 589928, 661676, 707515, 737410, 827095, 872164, 1090205, 1132024, 1323352, 1415030, 1474820, 1654190, 1744328, 2180410, 2830060, 2949640, 3308380, 4360820, 5235611, 5660120, 6120503, 6616760, 8721640, 10471222, 11744749, 12241006, 20942444, 23489498, 24482012, 26178055, 30602515, 41884888, 46978996, 48964024, 52356110, 58723745, 61205030, 93957992, 104712220, 117447490, 122410060, 209424440, 234894980, 244820120, 434555713, 469789960, 869111426, 1738222852, 2172778565, 3476445704, 4345557130, 8691114260, 17382228520]

約数ペア:

[(1, 17382228520), (2, 8691114260), (4, 4345557130), (5, 3476445704), (8, 2172778565), (10, 1738222852), (20, 869111426), (37, 469789960), (40, 434555713), (71, 244820120), (74, 234894980), (83, 209424440), (142, 122410060), (148, 117447490), (166, 104712220), (185, 93957992), (284, 61205030), (296, 58723745), (332, 52356110), (355, 48964024), (370, 46978996), (415, 41884888), (568, 30602515), (664, 26178055), (710, 24482012), (740, 23489498), (830, 20942444), (1420, 12241006), (1480, 11744749), (1660, 10471222), (1993, 8721640), (2627, 6616760), (2840, 6120503), (3071, 5660120), (3320, 5235611), (3986, 4360820), (5254, 3308380), (5893, 2949640), (6142, 2830060), (7972, 2180410), (9965, 1744328), (10508, 1654190), (11786, 1474820), (12284, 1415030), (13135, 1323352), (15355, 1132024), (15944, 1090205), (19930, 872164), (21016, 827095), (23572, 737410), (24568, 707515), (26270, 661676), (29465, 589928), (30710, 566012), (39860, 436082), (47144, 368705), (52540, 330838), (58930, 294964), (61420, 283006), (73741, 235720), (79720, 218041), (105080, 165419), (117860, 147482), (122840, 141503)]