40676080

素因数分解:

$2^4\times 5^1\times {\mathrm{508451}}^1$

素因数の和:508464

約数の個数: 20

約数和(自身を含む): 94572072

約数和(自身を除く): 53895992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 508451, 1016902, 2033804, 2542255, 4067608, 5084510, 8135216, 10169020, 20338040, 40676080]

約数ペア:

[(1, 40676080), (2, 20338040), (4, 10169020), (5, 8135216), (8, 5084510), (10, 4067608), (16, 2542255), (20, 2033804), (40, 1016902), (80, 508451)]