404735530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{19543}}^1$

素因数の和:19678

約数の個数: 32

約数和(自身を含む): 773942400

約数和(自身を除く): 369206870

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 10355, 19543, 20710, 39086, 97715, 195430, 371317, 742634, 1856585, 2130187, 3713170, 4260374, 10650935, 21301870, 40473553, 80947106, 202367765, 404735530]

約数ペア:

[(1, 404735530), (2, 202367765), (5, 80947106), (10, 40473553), (19, 21301870), (38, 10650935), (95, 4260374), (109, 3713170), (190, 2130187), (218, 1856585), (545, 742634), (1090, 371317), (2071, 195430), (4142, 97715), (10355, 39086), (19543, 20710)]