4080256310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31386587}}^1$

素因数の和:31386607

約数の個数: 16

約数和(自身を含む): 7909420176

約数和(自身を除く): 3829163866

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 31386587, 62773174, 156932935, 313865870, 408025631, 816051262, 2040128155, 4080256310]

約数ペア:

[(1, 4080256310), (2, 2040128155), (5, 816051262), (10, 408025631), (13, 313865870), (26, 156932935), (65, 62773174), (130, 31386587)]