30769420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139861}}^1$

素因数の和:139881

約数の個数: 24

約数和(自身を含む): 70490448

約数和(自身を除く): 39721028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 139861, 279722, 559444, 699305, 1398610, 1538471, 2797220, 3076942, 6153884, 7692355, 15384710, 30769420]

約数ペア:

[(1, 30769420), (2, 15384710), (4, 7692355), (5, 6153884), (10, 3076942), (11, 2797220), (20, 1538471), (22, 1398610), (44, 699305), (55, 559444), (110, 279722), (220, 139861)]