40491140

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2203}}^1$

素因数の和:3131

約数の個数: 24

約数和(自身を含む): 85162560

約数和(自身を除く): 44671420

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 2203, 3676, 4406, 4595, 8812, 9190, 11015, 18380, 22030, 44060, 2024557, 4049114, 8098228, 10122785, 20245570, 40491140]

約数ペア:

[(1, 40491140), (2, 20245570), (4, 10122785), (5, 8098228), (10, 4049114), (20, 2024557), (919, 44060), (1838, 22030), (2203, 18380), (3676, 11015), (4406, 9190), (4595, 8812)]