627280

素因数分解:

$2^4\times 5^1\times {\mathrm{7841}}^1$

素因数の和:7854

約数の個数: 20

約数和(自身を含む): 1458612

約数和(自身を除く): 831332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7841, 15682, 31364, 39205, 62728, 78410, 125456, 156820, 313640, 627280]

約数ペア:

[(1, 627280), (2, 313640), (4, 156820), (5, 125456), (8, 78410), (10, 62728), (16, 39205), (20, 31364), (40, 15682), (80, 7841)]