2808072040

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{266927}}^1$

素因数の和:267201

約数の個数: 32

約数和(自身を含む): 6342209280

約数和(自身を除く): 3534137240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 266927, 533854, 1067708, 1334635, 2135416, 2669270, 5338540, 10677080, 70201801, 140403602, 280807204, 351009005, 561614408, 702018010, 1404036020, 2808072040]

約数ペア:

[(1, 2808072040), (2, 1404036020), (4, 702018010), (5, 561614408), (8, 351009005), (10, 280807204), (20, 140403602), (40, 70201801), (263, 10677080), (526, 5338540), (1052, 2669270), (1315, 2135416), (2104, 1334635), (2630, 1067708), (5260, 533854), (10520, 266927)]