81410060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{214237}}^1$

素因数の和:214265

約数の個数: 24

約数和(自身を含む): 179959920

約数和(自身を除く): 98549860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 214237, 428474, 856948, 1071185, 2142370, 4070503, 4284740, 8141006, 16282012, 20352515, 40705030, 81410060]

約数ペア:

[(1, 81410060), (2, 40705030), (4, 20352515), (5, 16282012), (10, 8141006), (19, 4284740), (20, 4070503), (38, 2142370), (76, 1071185), (95, 856948), (190, 428474), (380, 214237)]