315083240

素因数分解:

$2^3\times 5^1\times {\mathrm{7877081}}^1$

素因数の和:7877092

約数の個数: 16

約数和(自身を含む): 708937380

約数和(自身を除く): 393854140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7877081, 15754162, 31508324, 39385405, 63016648, 78770810, 157541620, 315083240]

約数ペア:

[(1, 315083240), (2, 157541620), (4, 78770810), (5, 63016648), (8, 39385405), (10, 31508324), (20, 15754162), (40, 7877081)]