73140140

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{2687}}^1$

素因数の和:4057

約数の個数: 24

約数和(自身を含む): 153764352

約数和(自身を除く): 80624212

約数列:

[1, 2, 4, 5, 10, 20, 1361, 2687, 2722, 5374, 5444, 6805, 10748, 13435, 13610, 26870, 27220, 53740, 3657007, 7314014, 14628028, 18285035, 36570070, 73140140]

約数ペア:

[(1, 73140140), (2, 36570070), (4, 18285035), (5, 14628028), (10, 7314014), (20, 3657007), (1361, 53740), (2687, 27220), (2722, 26870), (5374, 13610), (5444, 13435), (6805, 10748)]