478677680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{460267}}^1$

素因数の和:460293

約数の個数: 40

約数和(自身を含む): 1198537872

約数和(自身を除く): 719860192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 460267, 920534, 1841068, 2301335, 3682136, 4602670, 5983471, 7364272, 9205340, 11966942, 18410680, 23933884, 29917355, 36821360, 47867768, 59834710, 95735536, 119669420, 239338840, 478677680]

約数ペア:

[(1, 478677680), (2, 239338840), (4, 119669420), (5, 95735536), (8, 59834710), (10, 47867768), (13, 36821360), (16, 29917355), (20, 23933884), (26, 18410680), (40, 11966942), (52, 9205340), (65, 7364272), (80, 5983471), (104, 4602670), (130, 3682136), (208, 2301335), (260, 1841068), (520, 920534), (1040, 460267)]