1252390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 2449440

約数和(自身を除く): 1197050

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 139, 170, 265, 278, 530, 695, 901, 1390, 1802, 2363, 4505, 4726, 7367, 9010, 11815, 14734, 23630, 36835, 73670, 125239, 250478, 626195, 1252390]

約数ペア:

[(1, 1252390), (2, 626195), (5, 250478), (10, 125239), (17, 73670), (34, 36835), (53, 23630), (85, 14734), (106, 11815), (139, 9010), (170, 7367), (265, 4726), (278, 4505), (530, 2363), (695, 1802), (901, 1390)]