14778940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 35392896

約数和(自身を除く): 20613956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 197, 220, 242, 310, 341, 394, 484, 605, 620, 682, 788, 985, 1210, 1364, 1705, 1970, 2167, 2420, 3410, 3751, 3940, 4334, 6107, 6820, 7502, 8668, 10835, 12214, 15004, 18755, 21670, 23837, 24428, 30535, 37510, 43340, 47674, 61070, 67177, 75020, 95348, 119185, 122140, 134354, 238370, 268708, 335885, 476740, 671770, 738947, 1343540, 1477894, 2955788, 3694735, 7389470, 14778940]

約数ペア:

[(1, 14778940), (2, 7389470), (4, 3694735), (5, 2955788), (10, 1477894), (11, 1343540), (20, 738947), (22, 671770), (31, 476740), (44, 335885), (55, 268708), (62, 238370), (110, 134354), (121, 122140), (124, 119185), (155, 95348), (197, 75020), (220, 67177), (242, 61070), (310, 47674), (341, 43340), (394, 37510), (484, 30535), (605, 24428), (620, 23837), (682, 21670), (788, 18755), (985, 15004), (1210, 12214), (1364, 10835), (1705, 8668), (1970, 7502), (2167, 6820), (2420, 6107), (3410, 4334), (3751, 3940)]