139877620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{368099}}^1$

素因数の和:368127

約数の個数: 24

約数和(自身を含む): 309204000

約数和(自身を除く): 169326380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 368099, 736198, 1472396, 1840495, 3680990, 6993881, 7361980, 13987762, 27975524, 34969405, 69938810, 139877620]

約数ペア:

[(1, 139877620), (2, 69938810), (4, 34969405), (5, 27975524), (10, 13987762), (19, 7361980), (20, 6993881), (38, 3680990), (76, 1840495), (95, 1472396), (190, 736198), (380, 368099)]