20342060

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4561}}^1$

素因数の和:4793

約数の個数: 24

約数和(自身を含む): 42919296

約数和(自身を除く): 22577236

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 4561, 9122, 18244, 22805, 45610, 91220, 1017103, 2034206, 4068412, 5085515, 10171030, 20342060]

約数ペア:

[(1, 20342060), (2, 10171030), (4, 5085515), (5, 4068412), (10, 2034206), (20, 1017103), (223, 91220), (446, 45610), (892, 22805), (1115, 18244), (2230, 9122), (4460, 4561)]