156940540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{182489}}^1$

素因数の和:182541

約数の個数: 24

約数和(自身を含む): 337241520

約数和(自身を除く): 180300980

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 182489, 364978, 729956, 912445, 1824890, 3649780, 7847027, 15694054, 31388108, 39235135, 78470270, 156940540]

約数ペア:

[(1, 156940540), (2, 78470270), (4, 39235135), (5, 31388108), (10, 15694054), (20, 7847027), (43, 3649780), (86, 1824890), (172, 912445), (215, 729956), (430, 364978), (860, 182489)]