156939003820

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{7075699}}^1$

素因数の和:7076817

約数の個数: 24

約数和(自身を含む): 329869134000

約数和(自身を除く): 172930130180

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 11090, 22180, 7075699, 14151398, 28302796, 35378495, 70756990, 141513980, 7846950191, 15693900382, 31387800764, 39234750955, 78469501910, 156939003820]

約数ペア:

[(1, 156939003820), (2, 78469501910), (4, 39234750955), (5, 31387800764), (10, 15693900382), (20, 7846950191), (1109, 141513980), (2218, 70756990), (4436, 35378495), (5545, 28302796), (11090, 14151398), (22180, 7075699)]