20447020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92941}}^1$

素因数の和:92961

約数の個数: 24

約数和(自身を含む): 46842768

約数和(自身を除く): 26395748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92941, 185882, 371764, 464705, 929410, 1022351, 1858820, 2044702, 4089404, 5111755, 10223510, 20447020]

約数ペア:

[(1, 20447020), (2, 10223510), (4, 5111755), (5, 4089404), (10, 2044702), (11, 1858820), (20, 1022351), (22, 929410), (44, 464705), (55, 371764), (110, 185882), (220, 92941)]