3279407480

素因数分解:

$2^3\times 5^1\times {\mathrm{81985187}}^1$

素因数の和:81985198

約数の個数: 16

約数和(自身を含む): 7378666920

約数和(自身を除く): 4099259440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 81985187, 163970374, 327940748, 409925935, 655881496, 819851870, 1639703740, 3279407480]

約数ペア:

[(1, 3279407480), (2, 1639703740), (4, 819851870), (5, 655881496), (8, 409925935), (10, 327940748), (20, 163970374), (40, 81985187)]