478804525060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{2151157}}^1$

素因数の和:2151556

約数の個数: 48

約数和(自身を含む): 1040816286720

約数和(自身を除く): 562011761660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 359, 620, 718, 1436, 1795, 3590, 7180, 11129, 22258, 44516, 55645, 111290, 222580, 2151157, 4302314, 8604628, 10755785, 21511570, 43023140, 66685867, 133371734, 266743468, 333429335, 666858670, 772265363, 1333717340, 1544530726, 3089061452, 3861326815, 7722653630, 15445307260, 23940226253, 47880452506, 95760905012, 119701131265, 239402262530, 478804525060]

約数ペア:

[(1, 478804525060), (2, 239402262530), (4, 119701131265), (5, 95760905012), (10, 47880452506), (20, 23940226253), (31, 15445307260), (62, 7722653630), (124, 3861326815), (155, 3089061452), (310, 1544530726), (359, 1333717340), (620, 772265363), (718, 666858670), (1436, 333429335), (1795, 266743468), (3590, 133371734), (7180, 66685867), (11129, 43023140), (22258, 21511570), (44516, 10755785), (55645, 8604628), (111290, 4302314), (222580, 2151157)]