27685220

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4451}}^1$

素因数の和:4771

約数の個数: 24

約数和(自身を含む): 58339008

約数和(自身を除く): 30653788

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 4451, 6220, 8902, 17804, 22255, 44510, 89020, 1384261, 2768522, 5537044, 6921305, 13842610, 27685220]

約数ペア:

[(1, 27685220), (2, 13842610), (4, 6921305), (5, 5537044), (10, 2768522), (20, 1384261), (311, 89020), (622, 44510), (1244, 22255), (1555, 17804), (3110, 8902), (4451, 6220)]