40137540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{668959}}^1$

素因数の和:668971

約数の個数: 24

約数和(自身を含む): 112385280

約数和(自身を除く): 72247740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 668959, 1337918, 2006877, 2675836, 3344795, 4013754, 6689590, 8027508, 10034385, 13379180, 20068770, 40137540]

約数ペア:

[(1, 40137540), (2, 20068770), (3, 13379180), (4, 10034385), (5, 8027508), (6, 6689590), (10, 4013754), (12, 3344795), (15, 2675836), (20, 2006877), (30, 1337918), (60, 668959)]