22229020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 51609600

約数和(自身を除く): 29380580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1279, 1580, 1738, 2558, 3476, 4345, 5116, 6395, 8690, 12790, 14069, 17380, 25580, 28138, 56276, 70345, 101041, 140690, 202082, 281380, 404164, 505205, 1010410, 1111451, 2020820, 2222902, 4445804, 5557255, 11114510, 22229020]

約数ペア:

[(1, 22229020), (2, 11114510), (4, 5557255), (5, 4445804), (10, 2222902), (11, 2020820), (20, 1111451), (22, 1010410), (44, 505205), (55, 404164), (79, 281380), (110, 202082), (158, 140690), (220, 101041), (316, 70345), (395, 56276), (790, 28138), (869, 25580), (1279, 17380), (1580, 14069), (1738, 12790), (2558, 8690), (3476, 6395), (4345, 5116)]