88660720

素因数分解:

$2^4\times 5^1\times {\mathrm{1108259}}^1$

素因数の和:1108272

約数の個数: 20

約数和(自身を含む): 206136360

約数和(自身を除く): 117475640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1108259, 2216518, 4433036, 5541295, 8866072, 11082590, 17732144, 22165180, 44330360, 88660720]

約数ペア:

[(1, 88660720), (2, 44330360), (4, 22165180), (5, 17732144), (8, 11082590), (10, 8866072), (16, 5541295), (20, 4433036), (40, 2216518), (80, 1108259)]