200026480

素因数分解:

$2^4\times 5^1\times {\mathrm{2500331}}^1$

素因数の和:2500344

約数の個数: 20

約数和(自身を含む): 465061752

約数和(自身を除く): 265035272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2500331, 5000662, 10001324, 12501655, 20002648, 25003310, 40005296, 50006620, 100013240, 200026480]

約数ペア:

[(1, 200026480), (2, 100013240), (4, 50006620), (5, 40005296), (8, 25003310), (10, 20002648), (16, 12501655), (20, 10001324), (40, 5000662), (80, 2500331)]