8045622440

素因数分解:

$2^3\times 5^1\times {\mathrm{201140561}}^1$

素因数の和:201140572

約数の個数: 16

約数和(自身を含む): 18102650580

約数和(自身を除く): 10057028140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 201140561, 402281122, 804562244, 1005702805, 1609124488, 2011405610, 4022811220, 8045622440]

約数ペア:

[(1, 8045622440), (2, 4022811220), (4, 2011405610), (5, 1609124488), (8, 1005702805), (10, 804562244), (20, 402281122), (40, 201140561)]