79321220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{360551}}^1$

素因数の和:360571

約数の個数: 24

約数和(自身を含む): 181718208

約数和(自身を除く): 102396988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 360551, 721102, 1442204, 1802755, 3605510, 3966061, 7211020, 7932122, 15864244, 19830305, 39660610, 79321220]

約数ペア:

[(1, 79321220), (2, 39660610), (4, 19830305), (5, 15864244), (10, 7932122), (11, 7211020), (20, 3966061), (22, 3605510), (44, 1802755), (55, 1442204), (110, 721102), (220, 360551)]