42549820

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{3739}}^1$

素因数の和:4317

約数の個数: 24

約数和(自身を含む): 89535600

約数和(自身を除く): 46985780

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 3739, 5690, 7478, 11380, 14956, 18695, 37390, 74780, 2127491, 4254982, 8509964, 10637455, 21274910, 42549820]

約数ペア:

[(1, 42549820), (2, 21274910), (4, 10637455), (5, 8509964), (10, 4254982), (20, 2127491), (569, 74780), (1138, 37390), (2276, 18695), (2845, 14956), (3739, 11380), (5690, 7478)]