87668540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{118471}}^1$

素因数の和:118517

約数の個数: 24

約数和(自身を含む): 189081312

約数和(自身を除く): 101412772

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 118471, 236942, 473884, 592355, 1184710, 2369420, 4383427, 8766854, 17533708, 21917135, 43834270, 87668540]

約数ペア:

[(1, 87668540), (2, 43834270), (4, 21917135), (5, 17533708), (10, 8766854), (20, 4383427), (37, 2369420), (74, 1184710), (148, 592355), (185, 473884), (370, 236942), (740, 118471)]