112011020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{101}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 262849104

約数和(自身を除く): 150838084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 101, 110, 142, 202, 220, 284, 355, 404, 505, 710, 781, 1010, 1111, 1420, 1562, 2020, 2222, 3124, 3905, 4444, 5041, 5555, 7171, 7810, 10082, 11110, 14342, 15620, 20164, 22220, 25205, 28684, 35855, 50410, 55451, 71710, 78881, 100820, 110902, 143420, 157762, 221804, 277255, 315524, 394405, 509141, 554510, 788810, 1018282, 1109020, 1577620, 2036564, 2545705, 5091410, 5600551, 10182820, 11201102, 22402204, 28002755, 56005510, 112011020]

約数ペア:

[(1, 112011020), (2, 56005510), (4, 28002755), (5, 22402204), (10, 11201102), (11, 10182820), (20, 5600551), (22, 5091410), (44, 2545705), (55, 2036564), (71, 1577620), (101, 1109020), (110, 1018282), (142, 788810), (202, 554510), (220, 509141), (284, 394405), (355, 315524), (404, 277255), (505, 221804), (710, 157762), (781, 143420), (1010, 110902), (1111, 100820), (1420, 78881), (1562, 71710), (2020, 55451), (2222, 50410), (3124, 35855), (3905, 28684), (4444, 25205), (5041, 22220), (5555, 20164), (7171, 15620), (7810, 14342), (10082, 11110)]