2791580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12689}}^1$

素因数の和:12709

約数の個数: 24

約数和(自身を含む): 6395760

約数和(自身を除く): 3604180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12689, 25378, 50756, 63445, 126890, 139579, 253780, 279158, 558316, 697895, 1395790, 2791580]

約数ペア:

[(1, 2791580), (2, 1395790), (4, 697895), (5, 558316), (10, 279158), (11, 253780), (20, 139579), (22, 126890), (44, 63445), (55, 50756), (110, 25378), (220, 12689)]