7420660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28541}}^1$

素因数の和:28563

約数の個数: 24

約数和(自身を含む): 16782696

約数和(自身を除く): 9362036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28541, 57082, 114164, 142705, 285410, 371033, 570820, 742066, 1484132, 1855165, 3710330, 7420660]

約数ペア:

[(1, 7420660), (2, 3710330), (4, 1855165), (5, 1484132), (10, 742066), (13, 570820), (20, 371033), (26, 285410), (52, 142705), (65, 114164), (130, 57082), (260, 28541)]