2990755280

素因数分解:

$2^4\times 5^1\times {\mathrm{37384441}}^1$

素因数の和:37384454

約数の個数: 20

約数和(自身を含む): 6953506212

約数和(自身を除く): 3962750932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 37384441, 74768882, 149537764, 186922205, 299075528, 373844410, 598151056, 747688820, 1495377640, 2990755280]

約数ペア:

[(1, 2990755280), (2, 1495377640), (4, 747688820), (5, 598151056), (8, 373844410), (10, 299075528), (16, 186922205), (20, 149537764), (40, 74768882), (80, 37384441)]