2040891830

素因数分解:

$2^1\times 5^1\times {\mathrm{2957}}^1\times {\mathrm{69019}}^1$

素因数の和:71983

約数の個数: 16

約数和(自身を含む): 3674900880

約数和(自身を除く): 1634009050

約数列:

[1, 2, 5, 10, 2957, 5914, 14785, 29570, 69019, 138038, 345095, 690190, 204089183, 408178366, 1020445915, 2040891830]

約数ペア:

[(1, 2040891830), (2, 1020445915), (5, 408178366), (10, 204089183), (2957, 690190), (5914, 345095), (14785, 138038), (29570, 69019)]