22756780

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1249}}^1$

素因数の和:2169

約数の個数: 24

約数和(自身を含む): 47880000

約数和(自身を除く): 25123220

約数列:

[1, 2, 4, 5, 10, 20, 911, 1249, 1822, 2498, 3644, 4555, 4996, 6245, 9110, 12490, 18220, 24980, 1137839, 2275678, 4551356, 5689195, 11378390, 22756780]

約数ペア:

[(1, 22756780), (2, 11378390), (4, 5689195), (5, 4551356), (10, 2275678), (20, 1137839), (911, 24980), (1249, 18220), (1822, 12490), (2498, 9110), (3644, 6245), (4555, 4996)]