40942264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 49259336

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 152, 188, 209, 376, 418, 517, 521, 836, 893, 1034, 1042, 1672, 1786, 2068, 2084, 3572, 4136, 4168, 5731, 7144, 9823, 9899, 11462, 19646, 19798, 22924, 24487, 39292, 39596, 45848, 48974, 78584, 79192, 97948, 108889, 195896, 217778, 269357, 435556, 465253, 538714, 871112, 930506, 1077428, 1861012, 2154856, 3722024, 5117783, 10235566, 20471132, 40942264]

約数ペア:

[(1, 40942264), (2, 20471132), (4, 10235566), (8, 5117783), (11, 3722024), (19, 2154856), (22, 1861012), (38, 1077428), (44, 930506), (47, 871112), (76, 538714), (88, 465253), (94, 435556), (152, 269357), (188, 217778), (209, 195896), (376, 108889), (418, 97948), (517, 79192), (521, 78584), (836, 48974), (893, 45848), (1034, 39596), (1042, 39292), (1672, 24487), (1786, 22924), (2068, 19798), (2084, 19646), (3572, 11462), (4136, 9899), (4168, 9823), (5731, 7144)]