74925820

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{20929}}^1$

素因数の和:21117

約数の個数: 24

約数和(自身を含む): 158230800

約数和(自身を除く): 83304980

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 20929, 41858, 83716, 104645, 209290, 418580, 3746291, 7492582, 14985164, 18731455, 37462910, 74925820]

約数ペア:

[(1, 74925820), (2, 37462910), (4, 18731455), (5, 14985164), (10, 7492582), (20, 3746291), (179, 418580), (358, 209290), (716, 104645), (895, 83716), (1790, 41858), (3580, 20929)]