22642180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 52436160

約数和(自身を除く): 29793980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1019, 1111, 2020, 2038, 2222, 4076, 4444, 5095, 5555, 10190, 11110, 11209, 20380, 22220, 22418, 44836, 56045, 102919, 112090, 205838, 224180, 411676, 514595, 1029190, 1132109, 2058380, 2264218, 4528436, 5660545, 11321090, 22642180]

約数ペア:

[(1, 22642180), (2, 11321090), (4, 5660545), (5, 4528436), (10, 2264218), (11, 2058380), (20, 1132109), (22, 1029190), (44, 514595), (55, 411676), (101, 224180), (110, 205838), (202, 112090), (220, 102919), (404, 56045), (505, 44836), (1010, 22418), (1019, 22220), (1111, 20380), (2020, 11209), (2038, 11110), (2222, 10190), (4076, 5555), (4444, 5095)]