2680483180

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{899491}}^1$

素因数の和:899649

約数の個数: 24

約数和(自身を含む): 5666799600

約数和(自身を除く): 2986316420

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 899491, 1798982, 3597964, 4497455, 8994910, 17989820, 134024159, 268048318, 536096636, 670120795, 1340241590, 2680483180]

約数ペア:

[(1, 2680483180), (2, 1340241590), (4, 670120795), (5, 536096636), (10, 268048318), (20, 134024159), (149, 17989820), (298, 8994910), (596, 4497455), (745, 3597964), (1490, 1798982), (2980, 899491)]