6425390

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1571}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 11601360

約数和(自身を除く): 5175970

約数列:

[1, 2, 5, 10, 409, 818, 1571, 2045, 3142, 4090, 7855, 15710, 642539, 1285078, 3212695, 6425390]

約数ペア:

[(1, 6425390), (2, 3212695), (5, 1285078), (10, 642539), (409, 15710), (818, 7855), (1571, 4090), (2045, 3142)]