87404540

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{5683}}^1$

素因数の和:6461

約数の個数: 24

約数和(自身を含む): 183820560

約数和(自身を除く): 96416020

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 5683, 7690, 11366, 15380, 22732, 28415, 56830, 113660, 4370227, 8740454, 17480908, 21851135, 43702270, 87404540]

約数ペア:

[(1, 87404540), (2, 43702270), (4, 21851135), (5, 17480908), (10, 8740454), (20, 4370227), (769, 113660), (1538, 56830), (3076, 28415), (3845, 22732), (5683, 15380), (7690, 11366)]