1285693420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5844061}}^1$

素因数の和:5844081

約数の個数: 24

約数和(自身を含む): 2945407248

約数和(自身を除く): 1659713828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5844061, 11688122, 23376244, 29220305, 58440610, 64284671, 116881220, 128569342, 257138684, 321423355, 642846710, 1285693420]

約数ペア:

[(1, 1285693420), (2, 642846710), (4, 321423355), (5, 257138684), (10, 128569342), (11, 116881220), (20, 64284671), (22, 58440610), (44, 29220305), (55, 23376244), (110, 11688122), (220, 5844061)]