538120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 1321920

約数和(自身を除く): 783800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1223, 2446, 4892, 6115, 9784, 12230, 13453, 24460, 26906, 48920, 53812, 67265, 107624, 134530, 269060, 538120]

約数ペア:

[(1, 538120), (2, 269060), (4, 134530), (5, 107624), (8, 67265), (10, 53812), (11, 48920), (20, 26906), (22, 24460), (40, 13453), (44, 12230), (55, 9784), (88, 6115), (110, 4892), (220, 2446), (440, 1223)]