2612870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 5140800

約数和(自身を除く): 2527930

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 199, 202, 398, 505, 995, 1010, 1313, 1990, 2587, 2626, 5174, 6565, 12935, 13130, 20099, 25870, 40198, 100495, 200990, 261287, 522574, 1306435, 2612870]

約数ペア:

[(1, 2612870), (2, 1306435), (5, 522574), (10, 261287), (13, 200990), (26, 100495), (65, 40198), (101, 25870), (130, 20099), (199, 13130), (202, 12935), (398, 6565), (505, 5174), (995, 2626), (1010, 2587), (1313, 1990)]