20221510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1596

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 18658490

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 1499, 2698, 2998, 6745, 7495, 13490, 14990, 28481, 56962, 106429, 142405, 212858, 284810, 532145, 1064290, 2022151, 4044302, 10110755, 20221510]

約数ペア:

[(1, 20221510), (2, 10110755), (5, 4044302), (10, 2022151), (19, 1064290), (38, 532145), (71, 284810), (95, 212858), (142, 142405), (190, 106429), (355, 56962), (710, 28481), (1349, 14990), (1499, 13490), (2698, 7495), (2998, 6745)]