520019260

素因数分解:

$2^2\times 5^1\times {\mathrm{2531}}^1\times {\mathrm{10273}}^1$

素因数の和:12813

約数の個数: 24

約数和(自身を含む): 1092578256

約数和(自身を除く): 572558996

約数列:

[1, 2, 4, 5, 10, 20, 2531, 5062, 10124, 10273, 12655, 20546, 25310, 41092, 50620, 51365, 102730, 205460, 26000963, 52001926, 104003852, 130004815, 260009630, 520019260]

約数ペア:

[(1, 520019260), (2, 260009630), (4, 130004815), (5, 104003852), (10, 52001926), (20, 26000963), (2531, 205460), (5062, 102730), (10124, 51365), (10273, 50620), (12655, 41092), (20546, 25310)]