20255010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12739}}^1$

素因数の和:12802

約数の個数: 32

約数和(自身を含む): 49533120

約数和(自身を除く): 29278110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12739, 25478, 38217, 63695, 76434, 127390, 191085, 382170, 675167, 1350334, 2025501, 3375835, 4051002, 6751670, 10127505, 20255010]

約数ペア:

[(1, 20255010), (2, 10127505), (3, 6751670), (5, 4051002), (6, 3375835), (10, 2025501), (15, 1350334), (30, 675167), (53, 382170), (106, 191085), (159, 127390), (265, 76434), (318, 63695), (530, 38217), (795, 25478), (1590, 12739)]