137156740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{979691}}^1$

素因数の和:979707

約数の個数: 24

約数和(自身を含む): 329176512

約数和(自身を除く): 192019772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 979691, 1959382, 3918764, 4898455, 6857837, 9796910, 13715674, 19593820, 27431348, 34289185, 68578370, 137156740]

約数ペア:

[(1, 137156740), (2, 68578370), (4, 34289185), (5, 27431348), (7, 19593820), (10, 13715674), (14, 9796910), (20, 6857837), (28, 4898455), (35, 3918764), (70, 1959382), (140, 979691)]