40556780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16759}}^1$

素因数の和:16790

約数の個数: 36

約数和(自身を含む): 93621360

約数和(自身を除く): 53064580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16759, 33518, 67036, 83795, 167590, 184349, 335180, 368698, 737396, 921745, 1843490, 2027839, 3686980, 4055678, 8111356, 10139195, 20278390, 40556780]

約数ペア:

[(1, 40556780), (2, 20278390), (4, 10139195), (5, 8111356), (10, 4055678), (11, 3686980), (20, 2027839), (22, 1843490), (44, 921745), (55, 737396), (110, 368698), (121, 335180), (220, 184349), (242, 167590), (484, 83795), (605, 67036), (1210, 33518), (2420, 16759)]