22095980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25693}}^1$

素因数の和:25745

約数の個数: 24

約数和(自身を含む): 47482512

約数和(自身を除く): 25386532

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 25693, 51386, 102772, 128465, 256930, 513860, 1104799, 2209598, 4419196, 5523995, 11047990, 22095980]

約数ペア:

[(1, 22095980), (2, 11047990), (4, 5523995), (5, 4419196), (10, 2209598), (20, 1104799), (43, 513860), (86, 256930), (172, 128465), (215, 102772), (430, 51386), (860, 25693)]