2080380170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18912547}}^1$

素因数の和:18912565

約数の個数: 16

約数和(自身を含む): 4085110368

約数和(自身を除く): 2004730198

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 18912547, 37825094, 94562735, 189125470, 208038017, 416076034, 1040190085, 2080380170]

約数ペア:

[(1, 2080380170), (2, 1040190085), (5, 416076034), (10, 208038017), (11, 189125470), (22, 94562735), (55, 37825094), (110, 18912547)]