123022840

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{3491}}^1$

素因数の和:4383

約数の個数: 32

約数和(自身を含む): 277194960

約数和(自身を除く): 154172120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 3491, 3524, 4405, 6982, 7048, 8810, 13964, 17455, 17620, 27928, 34910, 35240, 69820, 139640, 3075571, 6151142, 12302284, 15377855, 24604568, 30755710, 61511420, 123022840]

約数ペア:

[(1, 123022840), (2, 61511420), (4, 30755710), (5, 24604568), (8, 15377855), (10, 12302284), (20, 6151142), (40, 3075571), (881, 139640), (1762, 69820), (3491, 35240), (3524, 34910), (4405, 27928), (6982, 17620), (7048, 17455), (8810, 13964)]