42521860

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{4177}}^1$

素因数の和:4695

約数の個数: 24

約数和(自身を含む): 89492760

約数和(自身を除く): 46970900

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 4177, 5090, 8354, 10180, 16708, 20885, 41770, 83540, 2126093, 4252186, 8504372, 10630465, 21260930, 42521860]

約数ペア:

[(1, 42521860), (2, 21260930), (4, 10630465), (5, 8504372), (10, 4252186), (20, 2126093), (509, 83540), (1018, 41770), (2036, 20885), (2545, 16708), (4177, 10180), (5090, 8354)]