84828020

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{16127}}^1$

素因数の和:16399

約数の個数: 24

約数和(自身を含む): 178827264

約数和(自身を除く): 93999244

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 16127, 32254, 64508, 80635, 161270, 322540, 4241401, 8482802, 16965604, 21207005, 42414010, 84828020]

約数ペア:

[(1, 84828020), (2, 42414010), (4, 21207005), (5, 16965604), (10, 8482802), (20, 4241401), (263, 322540), (526, 161270), (1052, 80635), (1315, 64508), (2630, 32254), (5260, 16127)]