2766280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6287}}^1$

素因数の和:6309

約数の個数: 32

約数和(自身を含む): 6791040

約数和(自身を除く): 4024760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6287, 12574, 25148, 31435, 50296, 62870, 69157, 125740, 138314, 251480, 276628, 345785, 553256, 691570, 1383140, 2766280]

約数ペア:

[(1, 2766280), (2, 1383140), (4, 691570), (5, 553256), (8, 345785), (10, 276628), (11, 251480), (20, 138314), (22, 125740), (40, 69157), (44, 62870), (55, 50296), (88, 31435), (110, 25148), (220, 12574), (440, 6287)]