77142020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{52837}}^1$

素因数の和:52919

約数の個数: 24

約数和(自身を含む): 164220504

約数和(自身を除く): 87078484

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 52837, 105674, 211348, 264185, 528370, 1056740, 3857101, 7714202, 15428404, 19285505, 38571010, 77142020]

約数ペア:

[(1, 77142020), (2, 38571010), (4, 19285505), (5, 15428404), (10, 7714202), (20, 3857101), (73, 1056740), (146, 528370), (292, 264185), (365, 211348), (730, 105674), (1460, 52837)]