16566680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31859}}^1$

素因数の和:31883

約数の個数: 32

約数和(自身を含む): 40143600

約数和(自身を除く): 23576920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31859, 63718, 127436, 159295, 254872, 318590, 414167, 637180, 828334, 1274360, 1656668, 2070835, 3313336, 4141670, 8283340, 16566680]

約数ペア:

[(1, 16566680), (2, 8283340), (4, 4141670), (5, 3313336), (8, 2070835), (10, 1656668), (13, 1274360), (20, 828334), (26, 637180), (40, 414167), (52, 318590), (65, 254872), (104, 159295), (130, 127436), (260, 63718), (520, 31859)]