2008198520

素因数分解:

$2^3\times 5^1\times {\mathrm{50204963}}^1$

素因数の和:50204974

約数の個数: 16

約数和(自身を含む): 4518446760

約数和(自身を除く): 2510248240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50204963, 100409926, 200819852, 251024815, 401639704, 502049630, 1004099260, 2008198520]

約数ペア:

[(1, 2008198520), (2, 1004099260), (4, 502049630), (5, 401639704), (8, 251024815), (10, 200819852), (20, 100409926), (40, 50204963)]