40673620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156437}}^1$

素因数の和:156459

約数の個数: 24

約数和(自身を含む): 91985544

約数和(自身を除く): 51311924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 156437, 312874, 625748, 782185, 1564370, 2033681, 3128740, 4067362, 8134724, 10168405, 20336810, 40673620]

約数ペア:

[(1, 40673620), (2, 20336810), (4, 10168405), (5, 8134724), (10, 4067362), (13, 3128740), (20, 2033681), (26, 1564370), (52, 782185), (65, 625748), (130, 312874), (260, 156437)]