57423860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220861}}^1$

素因数の和:220883

約数の個数: 24

約数和(自身を含む): 129866856

約数和(自身を除く): 72442996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 220861, 441722, 883444, 1104305, 2208610, 2871193, 4417220, 5742386, 11484772, 14355965, 28711930, 57423860]

約数ペア:

[(1, 57423860), (2, 28711930), (4, 14355965), (5, 11484772), (10, 5742386), (13, 4417220), (20, 2871193), (26, 2208610), (52, 1104305), (65, 883444), (130, 441722), (260, 220861)]