40816260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9859}}^1$

素因数の和:9897

約数の個数: 72

約数和(自身を含む): 129205440

約数和(自身を除く): 88389180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 9859, 19718, 29577, 39436, 49295, 59154, 88731, 98590, 118308, 147885, 177462, 197180, 226757, 295770, 354924, 443655, 453514, 591540, 680271, 887310, 907028, 1133785, 1360542, 1774620, 2040813, 2267570, 2721084, 3401355, 4081626, 4535140, 6802710, 8163252, 10204065, 13605420, 20408130, 40816260]

約数ペア:

[(1, 40816260), (2, 20408130), (3, 13605420), (4, 10204065), (5, 8163252), (6, 6802710), (9, 4535140), (10, 4081626), (12, 3401355), (15, 2721084), (18, 2267570), (20, 2040813), (23, 1774620), (30, 1360542), (36, 1133785), (45, 907028), (46, 887310), (60, 680271), (69, 591540), (90, 453514), (92, 443655), (115, 354924), (138, 295770), (180, 226757), (207, 197180), (230, 177462), (276, 147885), (345, 118308), (414, 98590), (460, 88731), (690, 59154), (828, 49295), (1035, 39436), (1380, 29577), (2070, 19718), (4140, 9859)]