29890520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67933}}^1$

素因数の和:67955

約数の個数: 32

約数和(自身を含む): 73368720

約数和(自身を除く): 43478200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 67933, 135866, 271732, 339665, 543464, 679330, 747263, 1358660, 1494526, 2717320, 2989052, 3736315, 5978104, 7472630, 14945260, 29890520]

約数ペア:

[(1, 29890520), (2, 14945260), (4, 7472630), (5, 5978104), (8, 3736315), (10, 2989052), (11, 2717320), (20, 1494526), (22, 1358660), (40, 747263), (44, 679330), (55, 543464), (88, 339665), (110, 271732), (220, 135866), (440, 67933)]