4080402430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31387711}}^1$

素因数の和:31387731

約数の個数: 16

約数和(自身を含む): 7909703424

約数和(自身を除く): 3829300994

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 31387711, 62775422, 156938555, 313877110, 408040243, 816080486, 2040201215, 4080402430]

約数ペア:

[(1, 4080402430), (2, 2040201215), (5, 816080486), (10, 408040243), (13, 313877110), (26, 156938555), (65, 62775422), (130, 31387711)]