22815140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16067}}^1$

素因数の和:16147

約数の個数: 24

約数和(自身を含む): 48589632

約数和(自身を除く): 25774492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 16067, 32134, 64268, 80335, 160670, 321340, 1140757, 2281514, 4563028, 5703785, 11407570, 22815140]

約数ペア:

[(1, 22815140), (2, 11407570), (4, 5703785), (5, 4563028), (10, 2281514), (20, 1140757), (71, 321340), (142, 160670), (284, 80335), (355, 64268), (710, 32134), (1420, 16067)]