1109020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 2576952

約数和(自身を除く): 1467932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 5041, 7810, 10082, 15620, 20164, 25205, 50410, 55451, 100820, 110902, 221804, 277255, 554510, 1109020]

約数ペア:

[(1, 1109020), (2, 554510), (4, 277255), (5, 221804), (10, 110902), (11, 100820), (20, 55451), (22, 50410), (44, 25205), (55, 20164), (71, 15620), (110, 10082), (142, 7810), (220, 5041), (284, 3905), (355, 3124), (710, 1562), (781, 1420)]