2152802020

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{142193}}^1$

素因数の和:142959

約数の個数: 24

約数和(自身を含む): 4526888184

約数和(自身を除く): 2374086164

約数列:

[1, 2, 4, 5, 10, 20, 757, 1514, 3028, 3785, 7570, 15140, 142193, 284386, 568772, 710965, 1421930, 2843860, 107640101, 215280202, 430560404, 538200505, 1076401010, 2152802020]

約数ペア:

[(1, 2152802020), (2, 1076401010), (4, 538200505), (5, 430560404), (10, 215280202), (20, 107640101), (757, 2843860), (1514, 1421930), (3028, 710965), (3785, 568772), (7570, 284386), (15140, 142193)]