201859480

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{23917}}^1$

素因数の和:24139

約数の個数: 32

約数和(自身を含む): 456355440

約数和(自身を除く): 254495960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 23917, 47834, 95668, 119585, 191336, 239170, 478340, 956680, 5046487, 10092974, 20185948, 25232435, 40371896, 50464870, 100929740, 201859480]

約数ペア:

[(1, 201859480), (2, 100929740), (4, 50464870), (5, 40371896), (8, 25232435), (10, 20185948), (20, 10092974), (40, 5046487), (211, 956680), (422, 478340), (844, 239170), (1055, 191336), (1688, 119585), (2110, 95668), (4220, 47834), (8440, 23917)]