72122140

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{3691}}^1$

素因数の和:4677

約数の個数: 24

約数和(自身を含む): 151652592

約数和(自身を除く): 79530452

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3691, 3908, 4885, 7382, 9770, 14764, 18455, 19540, 36910, 73820, 3606107, 7212214, 14424428, 18030535, 36061070, 72122140]

約数ペア:

[(1, 72122140), (2, 36061070), (4, 18030535), (5, 14424428), (10, 7212214), (20, 3606107), (977, 73820), (1954, 36910), (3691, 19540), (3908, 18455), (4885, 14764), (7382, 9770)]