201366680

素因数分解:

$2^3\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{2281}}^1$

素因数の和:4499

約数の個数: 32

約数和(自身を含む): 453479040

約数和(自身を除く): 252112360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2207, 2281, 4414, 4562, 8828, 9124, 11035, 11405, 17656, 18248, 22070, 22810, 44140, 45620, 88280, 91240, 5034167, 10068334, 20136668, 25170835, 40273336, 50341670, 100683340, 201366680]

約数ペア:

[(1, 201366680), (2, 100683340), (4, 50341670), (5, 40273336), (8, 25170835), (10, 20136668), (20, 10068334), (40, 5034167), (2207, 91240), (2281, 88280), (4414, 45620), (4562, 44140), (8828, 22810), (9124, 22070), (11035, 18248), (11405, 17656)]