40205540

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{3533}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 84603960

約数和(自身を除く): 44398420

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 3533, 5690, 7066, 11380, 14132, 17665, 35330, 70660, 2010277, 4020554, 8041108, 10051385, 20102770, 40205540]

約数ペア:

[(1, 40205540), (2, 20102770), (4, 10051385), (5, 8041108), (10, 4020554), (20, 2010277), (569, 70660), (1138, 35330), (2276, 17665), (2845, 14132), (3533, 11380), (5690, 7066)]