20147560460

素因数分解:

$2^2\times 5^1\times {\mathrm{5171}}^1\times {\mathrm{194813}}^1$

素因数の和:199993

約数の個数: 24

約数和(自身を含む): 42318276336

約数和(自身を除く): 22170715876

約数列:

[1, 2, 4, 5, 10, 20, 5171, 10342, 20684, 25855, 51710, 103420, 194813, 389626, 779252, 974065, 1948130, 3896260, 1007378023, 2014756046, 4029512092, 5036890115, 10073780230, 20147560460]

約数ペア:

[(1, 20147560460), (2, 10073780230), (4, 5036890115), (5, 4029512092), (10, 2014756046), (20, 1007378023), (5171, 3896260), (10342, 1948130), (20684, 974065), (25855, 779252), (51710, 389626), (103420, 194813)]