91206280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{207287}}^1$

素因数の和:207309

約数の個数: 32

約数和(自身を含む): 223871040

約数和(自身を除く): 132664760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 207287, 414574, 829148, 1036435, 1658296, 2072870, 2280157, 4145740, 4560314, 8291480, 9120628, 11400785, 18241256, 22801570, 45603140, 91206280]

約数ペア:

[(1, 91206280), (2, 45603140), (4, 22801570), (5, 18241256), (8, 11400785), (10, 9120628), (11, 8291480), (20, 4560314), (22, 4145740), (40, 2280157), (44, 2072870), (55, 1658296), (88, 1036435), (110, 829148), (220, 414574), (440, 207287)]