20761060

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1319}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 43686720

約数和(自身を除く): 22925660

約数列:

[1, 2, 4, 5, 10, 20, 787, 1319, 1574, 2638, 3148, 3935, 5276, 6595, 7870, 13190, 15740, 26380, 1038053, 2076106, 4152212, 5190265, 10380530, 20761060]

約数ペア:

[(1, 20761060), (2, 10380530), (4, 5190265), (5, 4152212), (10, 2076106), (20, 1038053), (787, 26380), (1319, 15740), (1574, 13190), (2638, 7870), (3148, 6595), (3935, 5276)]