7922420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36011}}^1$

素因数の和:36031

約数の個数: 24

約数和(自身を含む): 18150048

約数和(自身を除く): 10227628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 36011, 72022, 144044, 180055, 360110, 396121, 720220, 792242, 1584484, 1980605, 3961210, 7922420]

約数ペア:

[(1, 7922420), (2, 3961210), (4, 1980605), (5, 1584484), (10, 792242), (11, 720220), (20, 396121), (22, 360110), (44, 180055), (55, 144044), (110, 72022), (220, 36011)]