813442090

素因数分解:

$2^1\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{39089}}^1$

素因数の和:41177

約数の個数: 16

約数和(自身を含む): 1464936840

約数和(自身を除く): 651494750

約数列:

[1, 2, 5, 10, 2081, 4162, 10405, 20810, 39089, 78178, 195445, 390890, 81344209, 162688418, 406721045, 813442090]

約数ペア:

[(1, 813442090), (2, 406721045), (5, 162688418), (10, 81344209), (2081, 390890), (4162, 195445), (10405, 78178), (20810, 39089)]