20189564970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1\times {\mathrm{7411}}^1$

素因数の和:8771

約数の個数: 64

約数和(自身を含む): 49182474240

約数和(自身を除く): 28992909270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 1279, 2130, 2558, 3837, 6395, 7411, 7674, 12790, 14822, 19185, 22233, 37055, 38370, 44466, 74110, 90809, 111165, 181618, 222330, 272427, 454045, 526181, 544854, 908090, 1052362, 1362135, 1578543, 2630905, 2724270, 3157086, 5261810, 7892715, 9478669, 15785430, 18957338, 28436007, 47393345, 56872014, 94786690, 142180035, 284360070, 672985499, 1345970998, 2018956497, 3364927495, 4037912994, 6729854990, 10094782485, 20189564970]

約数ペア:

[(1, 20189564970), (2, 10094782485), (3, 6729854990), (5, 4037912994), (6, 3364927495), (10, 2018956497), (15, 1345970998), (30, 672985499), (71, 284360070), (142, 142180035), (213, 94786690), (355, 56872014), (426, 47393345), (710, 28436007), (1065, 18957338), (1279, 15785430), (2130, 9478669), (2558, 7892715), (3837, 5261810), (6395, 3157086), (7411, 2724270), (7674, 2630905), (12790, 1578543), (14822, 1362135), (19185, 1052362), (22233, 908090), (37055, 544854), (38370, 526181), (44466, 454045), (74110, 272427), (90809, 222330), (111165, 181618)]