2561584

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{4327}}^1$

素因数の和:4372

約数の個数: 20

約数和(自身を含む): 5098384

約数和(自身を除く): 2536800

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 4327, 8654, 17308, 34616, 69232, 160099, 320198, 640396, 1280792, 2561584]

約数ペア:

[(1, 2561584), (2, 1280792), (4, 640396), (8, 320198), (16, 160099), (37, 69232), (74, 34616), (148, 17308), (296, 8654), (592, 4327)]