23778220

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4231}}^1$

素因数の和:4521

約数の個数: 24

約数和(自身を含む): 50123808

約数和(自身を除く): 26345588

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 4231, 5620, 8462, 16924, 21155, 42310, 84620, 1188911, 2377822, 4755644, 5944555, 11889110, 23778220]

約数ペア:

[(1, 23778220), (2, 11889110), (4, 5944555), (5, 4755644), (10, 2377822), (20, 1188911), (281, 84620), (562, 42310), (1124, 21155), (1405, 16924), (2810, 8462), (4231, 5620)]