20225462180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1193947}}^1$

素因数の和:1193985

約数の個数: 72

約数和(自身を含む): 53355148224

約数和(自身を除く): 33129686044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 1193947, 2387894, 4775788, 5969735, 8357629, 11939470, 13133417, 16715258, 23878940, 26266834, 33430516, 41788145, 52533668, 65667085, 83576290, 91933919, 131334170, 144467587, 167152580, 183867838, 262668340, 288935174, 367735676, 459669595, 577870348, 722337935, 919339190, 1011273109, 1444675870, 1838678380, 2022546218, 2889351740, 4045092436, 5056365545, 10112731090, 20225462180]

約数ペア:

[(1, 20225462180), (2, 10112731090), (4, 5056365545), (5, 4045092436), (7, 2889351740), (10, 2022546218), (11, 1838678380), (14, 1444675870), (20, 1011273109), (22, 919339190), (28, 722337935), (35, 577870348), (44, 459669595), (55, 367735676), (70, 288935174), (77, 262668340), (110, 183867838), (121, 167152580), (140, 144467587), (154, 131334170), (220, 91933919), (242, 83576290), (308, 65667085), (385, 52533668), (484, 41788145), (605, 33430516), (770, 26266834), (847, 23878940), (1210, 16715258), (1540, 13133417), (1694, 11939470), (2420, 8357629), (3388, 5969735), (4235, 4775788), (8470, 2387894), (16940, 1193947)]