20154010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 18663782

約数列:

[1, 2, 5, 10, 17, 34, 85, 103, 170, 206, 515, 1030, 1151, 1751, 2302, 3502, 5755, 8755, 11510, 17510, 19567, 39134, 97835, 118553, 195670, 237106, 592765, 1185530, 2015401, 4030802, 10077005, 20154010]

約数ペア:

[(1, 20154010), (2, 10077005), (5, 4030802), (10, 2015401), (17, 1185530), (34, 592765), (85, 237106), (103, 195670), (170, 118553), (206, 97835), (515, 39134), (1030, 19567), (1151, 17510), (1751, 11510), (2302, 8755), (3502, 5755)]