56238820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2531}}^1$

素因数の和:2652

約数の個数: 48

約数和(自身を含む): 130165056

約数和(自身を除く): 73926236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2531, 4444, 5062, 5555, 10124, 11110, 12655, 22220, 25310, 27841, 50620, 55682, 111364, 139205, 255631, 278410, 511262, 556820, 1022524, 1278155, 2556310, 2811941, 5112620, 5623882, 11247764, 14059705, 28119410, 56238820]

約数ペア:

[(1, 56238820), (2, 28119410), (4, 14059705), (5, 11247764), (10, 5623882), (11, 5112620), (20, 2811941), (22, 2556310), (44, 1278155), (55, 1022524), (101, 556820), (110, 511262), (202, 278410), (220, 255631), (404, 139205), (505, 111364), (1010, 55682), (1111, 50620), (2020, 27841), (2222, 25310), (2531, 22220), (4444, 12655), (5062, 11110), (5555, 10124)]