496675280

素因数分解:

$2^4\times 5^1\times {\mathrm{6208441}}^1$

素因数の和:6208454

約数の個数: 20

約数和(自身を含む): 1154770212

約数和(自身を除く): 658094932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6208441, 12416882, 24833764, 31042205, 49667528, 62084410, 99335056, 124168820, 248337640, 496675280]

約数ペア:

[(1, 496675280), (2, 248337640), (4, 124168820), (5, 99335056), (8, 62084410), (10, 49667528), (16, 31042205), (20, 24833764), (40, 12416882), (80, 6208441)]