8537680

素因数分解:

$2^4\times 5^1\times {\mathrm{106721}}^1$

素因数の和:106734

約数の個数: 20

約数和(自身を含む): 19850292

約数和(自身を除く): 11312612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106721, 213442, 426884, 533605, 853768, 1067210, 1707536, 2134420, 4268840, 8537680]

約数ペア:

[(1, 8537680), (2, 4268840), (4, 2134420), (5, 1707536), (8, 1067210), (10, 853768), (16, 533605), (20, 426884), (40, 213442), (80, 106721)]