20407565412

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:1004

約数の個数: 240

約数和(自身を含む): 59128256880

約数和(自身を除く): 38720691468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 113, 117, 156, 159, 162, 212, 226, 234, 318, 324, 339, 351, 452, 468, 477, 636, 678, 689, 702, 809, 954, 1017, 1053, 1356, 1378, 1404, 1431, 1469, 1618, 1908, 2034, 2067, 2106, 2427, 2756, 2862, 2938, 3051, 3236, 4068, 4134, 4212, 4293, 4407, 4854, 5724, 5876, 5989, 6102, 6201, 7281, 8268, 8586, 8814, 9153, 9708, 10517, 11978, 12204, 12402, 13221, 14562, 17172, 17628, 17967, 18306, 18603, 21034, 21843, 23956, 24804, 26442, 29124, 31551, 35934, 36612, 37206, 39663, 42068, 42877, 43686, 52884, 53901, 55809, 63102, 65529, 71868, 74412, 77857, 79326, 85754, 87372, 91417, 94653, 107802, 111618, 118989, 126204, 128631, 131058, 155714, 158652, 161703, 171508, 182834, 189306, 215604, 223236, 233571, 237978, 257262, 262116, 274251, 283959, 311428, 323406, 365668, 378612, 385893, 467142, 475956, 485109, 514524, 548502, 557401, 567918, 646812, 700713, 771786, 822753, 851877, 934284, 970218, 1097004, 1114802, 1135836, 1157679, 1188421, 1401426, 1543572, 1645506, 1672203, 1703754, 1940436, 2102139, 2229604, 2315358, 2376842, 2468259, 2802852, 3291012, 3344406, 3407508, 3473037, 3565263, 4204278, 4630716, 4753684, 4845101, 4936518, 5016609, 6306417, 6688812, 6946074, 7130526, 7404777, 8408556, 9690202, 9873036, 10033218, 10695789, 12612834, 13892148, 14261052, 14535303, 14809554, 15049827, 19380404, 20066436, 21391578, 25225668, 29070606, 29619108, 30099654, 32087367, 42783156, 43605909, 45149481, 58141212, 60199308, 62986313, 64174734, 87211818, 90298962, 96262101, 125972626, 128349468, 130817727, 174423636, 180597924, 188958939, 192524202, 251945252, 261635454, 377917878, 385048404, 392453181, 523270908, 566876817, 755835756, 784906362, 1133753634, 1569812724, 1700630451, 2267507268, 3401260902, 5101891353, 6802521804, 10203782706, 20407565412]

約数ペア:

[(1, 20407565412), (2, 10203782706), (3, 6802521804), (4, 5101891353), (6, 3401260902), (9, 2267507268), (12, 1700630451), (13, 1569812724), (18, 1133753634), (26, 784906362), (27, 755835756), (36, 566876817), (39, 523270908), (52, 392453181), (53, 385048404), (54, 377917878), (78, 261635454), (81, 251945252), (106, 192524202), (108, 188958939), (113, 180597924), (117, 174423636), (156, 130817727), (159, 128349468), (162, 125972626), (212, 96262101), (226, 90298962), (234, 87211818), (318, 64174734), (324, 62986313), (339, 60199308), (351, 58141212), (452, 45149481), (468, 43605909), (477, 42783156), (636, 32087367), (678, 30099654), (689, 29619108), (702, 29070606), (809, 25225668), (954, 21391578), (1017, 20066436), (1053, 19380404), (1356, 15049827), (1378, 14809554), (1404, 14535303), (1431, 14261052), (1469, 13892148), (1618, 12612834), (1908, 10695789), (2034, 10033218), (2067, 9873036), (2106, 9690202), (2427, 8408556), (2756, 7404777), (2862, 7130526), (2938, 6946074), (3051, 6688812), (3236, 6306417), (4068, 5016609), (4134, 4936518), (4212, 4845101), (4293, 4753684), (4407, 4630716), (4854, 4204278), (5724, 3565263), (5876, 3473037), (5989, 3407508), (6102, 3344406), (6201, 3291012), (7281, 2802852), (8268, 2468259), (8586, 2376842), (8814, 2315358), (9153, 2229604), (9708, 2102139), (10517, 1940436), (11978, 1703754), (12204, 1672203), (12402, 1645506), (13221, 1543572), (14562, 1401426), (17172, 1188421), (17628, 1157679), (17967, 1135836), (18306, 1114802), (18603, 1097004), (21034, 970218), (21843, 934284), (23956, 851877), (24804, 822753), (26442, 771786), (29124, 700713), (31551, 646812), (35934, 567918), (36612, 557401), (37206, 548502), (39663, 514524), (42068, 485109), (42877, 475956), (43686, 467142), (52884, 385893), (53901, 378612), (55809, 365668), (63102, 323406), (65529, 311428), (71868, 283959), (74412, 274251), (77857, 262116), (79326, 257262), (85754, 237978), (87372, 233571), (91417, 223236), (94653, 215604), (107802, 189306), (111618, 182834), (118989, 171508), (126204, 161703), (128631, 158652), (131058, 155714)]