190097620

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{21169}}^1$

素因数の和:21627

約数の個数: 24

約数和(自身を含む): 400113000

約数和(自身を除く): 210015380

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 21169, 42338, 84676, 105845, 211690, 423380, 9504881, 19009762, 38019524, 47524405, 95048810, 190097620]

約数ペア:

[(1, 190097620), (2, 95048810), (4, 47524405), (5, 38019524), (10, 19009762), (20, 9504881), (449, 423380), (898, 211690), (1796, 105845), (2245, 84676), (4490, 42338), (8980, 21169)]