20491350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1129}}^1$

素因数の和:1166

約数の個数: 72

約数和(自身を含む): 55907880

約数和(自身を除く): 35416530

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 121, 150, 165, 242, 275, 330, 363, 550, 605, 726, 825, 1129, 1210, 1650, 1815, 2258, 3025, 3387, 3630, 5645, 6050, 6774, 9075, 11290, 12419, 16935, 18150, 24838, 28225, 33870, 37257, 56450, 62095, 74514, 84675, 124190, 136609, 169350, 186285, 273218, 310475, 372570, 409827, 620950, 683045, 819654, 931425, 1366090, 1862850, 2049135, 3415225, 4098270, 6830450, 10245675, 20491350]

約数ペア:

[(1, 20491350), (2, 10245675), (3, 6830450), (5, 4098270), (6, 3415225), (10, 2049135), (11, 1862850), (15, 1366090), (22, 931425), (25, 819654), (30, 683045), (33, 620950), (50, 409827), (55, 372570), (66, 310475), (75, 273218), (110, 186285), (121, 169350), (150, 136609), (165, 124190), (242, 84675), (275, 74514), (330, 62095), (363, 56450), (550, 37257), (605, 33870), (726, 28225), (825, 24838), (1129, 18150), (1210, 16935), (1650, 12419), (1815, 11290), (2258, 9075), (3025, 6774), (3387, 6050), (3630, 5645)]