69048020

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{13127}}^1$

素因数の和:13399

約数の個数: 24

約数和(自身を含む): 145563264

約数和(自身を除く): 76515244

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 13127, 26254, 52508, 65635, 131270, 262540, 3452401, 6904802, 13809604, 17262005, 34524010, 69048020]

約数ペア:

[(1, 69048020), (2, 34524010), (4, 17262005), (5, 13809604), (10, 6904802), (20, 3452401), (263, 262540), (526, 131270), (1052, 65635), (1315, 52508), (2630, 26254), (5260, 13127)]