40491760

素因数分解:

$2^4\times 5^1\times {\mathrm{506147}}^1$

素因数の和:506160

約数の個数: 20

約数和(自身を含む): 94143528

約数和(自身を除く): 53651768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 506147, 1012294, 2024588, 2530735, 4049176, 5061470, 8098352, 10122940, 20245880, 40491760]

約数ペア:

[(1, 40491760), (2, 20245880), (4, 10122940), (5, 8098352), (8, 5061470), (10, 4049176), (16, 2530735), (20, 2024588), (40, 1012294), (80, 506147)]