2585680

素因数分解:

$2^4\times 5^1\times {\mathrm{32321}}^1$

素因数の和:32334

約数の個数: 20

約数和(自身を含む): 6011892

約数和(自身を除く): 3426212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32321, 64642, 129284, 161605, 258568, 323210, 517136, 646420, 1292840, 2585680]

約数ペア:

[(1, 2585680), (2, 1292840), (4, 646420), (5, 517136), (8, 323210), (10, 258568), (16, 161605), (20, 129284), (40, 64642), (80, 32321)]