72804740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117427}}^1$

素因数の和:117467

約数の個数: 24

約数和(自身を含む): 157823232

約数和(自身を除く): 85018492

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 117427, 234854, 469708, 587135, 1174270, 2348540, 3640237, 7280474, 14560948, 18201185, 36402370, 72804740]

約数ペア:

[(1, 72804740), (2, 36402370), (4, 18201185), (5, 14560948), (10, 7280474), (20, 3640237), (31, 2348540), (62, 1174270), (124, 587135), (155, 469708), (310, 234854), (620, 117427)]