2155070980

素因数分解:

$2^2\times 5^1\times {\mathrm{5623}}^1\times {\mathrm{19163}}^1$

素因数の和:24795

約数の個数: 24

約数和(自身を含む): 4526690112

約数和(自身を除く): 2371619132

約数列:

[1, 2, 4, 5, 10, 20, 5623, 11246, 19163, 22492, 28115, 38326, 56230, 76652, 95815, 112460, 191630, 383260, 107753549, 215507098, 431014196, 538767745, 1077535490, 2155070980]

約数ペア:

[(1, 2155070980), (2, 1077535490), (4, 538767745), (5, 431014196), (10, 215507098), (20, 107753549), (5623, 383260), (11246, 191630), (19163, 112460), (22492, 95815), (28115, 76652), (38326, 56230)]