640039762

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{1061}}^1\times {\mathrm{3389}}^1$

素因数の和:4541

約数の個数: 16

約数和(自身を含む): 972048600

約数和(自身を除く): 332008838

約数列:

[1, 2, 89, 178, 1061, 2122, 3389, 6778, 94429, 188858, 301621, 603242, 3595729, 7191458, 320019881, 640039762]

約数ペア:

[(1, 640039762), (2, 320019881), (89, 7191458), (178, 3595729), (1061, 603242), (2122, 301621), (3389, 188858), (6778, 94429)]