446680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 1083600

約数和(自身を除く): 636920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 859, 1718, 3436, 4295, 6872, 8590, 11167, 17180, 22334, 34360, 44668, 55835, 89336, 111670, 223340, 446680]

約数ペア:

[(1, 446680), (2, 223340), (4, 111670), (5, 89336), (8, 55835), (10, 44668), (13, 34360), (20, 22334), (26, 17180), (40, 11167), (52, 8590), (65, 6872), (104, 4295), (130, 3436), (260, 1718), (520, 859)]