91149140

素因数分解:

$2^2\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{2879}}^1$

素因数の和:4471

約数の個数: 24

約数和(自身を含む): 191600640

約数和(自身を除く): 100451500

約数列:

[1, 2, 4, 5, 10, 20, 1583, 2879, 3166, 5758, 6332, 7915, 11516, 14395, 15830, 28790, 31660, 57580, 4557457, 9114914, 18229828, 22787285, 45574570, 91149140]

約数ペア:

[(1, 91149140), (2, 45574570), (4, 22787285), (5, 18229828), (10, 9114914), (20, 4557457), (1583, 57580), (2879, 31660), (3166, 28790), (5758, 15830), (6332, 14395), (7915, 11516)]