2080206860

素因数分解:

$2^2\times 5^1\times {\mathrm{14929}}^1\times {\mathrm{6967}}^1$

素因数の和:21905

約数の個数: 24

約数和(自身を含む): 4369354080

約数和(自身を除く): 2289147220

約数列:

[1, 2, 4, 5, 10, 20, 6967, 13934, 14929, 27868, 29858, 34835, 59716, 69670, 74645, 139340, 149290, 298580, 104010343, 208020686, 416041372, 520051715, 1040103430, 2080206860]

約数ペア:

[(1, 2080206860), (2, 1040103430), (4, 520051715), (5, 416041372), (10, 208020686), (20, 104010343), (6967, 298580), (13934, 149290), (14929, 139340), (27868, 74645), (29858, 69670), (34835, 59716)]