2080261620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{43943}}^1$

素因数の和:44221

約数の個数: 72

約数和(自身を含む): 6334263936

約数和(自身を除く): 4254002316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 7890, 9468, 11835, 15780, 23670, 43943, 47340, 87886, 131829, 175772, 219715, 263658, 395487, 439430, 527316, 659145, 790974, 878860, 1318290, 1581948, 1977435, 2636580, 3954870, 7909740, 11557009, 23114018, 34671027, 46228036, 57785045, 69342054, 104013081, 115570090, 138684108, 173355135, 208026162, 231140180, 346710270, 416052324, 520065405, 693420540, 1040130810, 2080261620]

約数ペア:

[(1, 2080261620), (2, 1040130810), (3, 693420540), (4, 520065405), (5, 416052324), (6, 346710270), (9, 231140180), (10, 208026162), (12, 173355135), (15, 138684108), (18, 115570090), (20, 104013081), (30, 69342054), (36, 57785045), (45, 46228036), (60, 34671027), (90, 23114018), (180, 11557009), (263, 7909740), (526, 3954870), (789, 2636580), (1052, 1977435), (1315, 1581948), (1578, 1318290), (2367, 878860), (2630, 790974), (3156, 659145), (3945, 527316), (4734, 439430), (5260, 395487), (7890, 263658), (9468, 219715), (11835, 175772), (15780, 131829), (23670, 87886), (43943, 47340)]