231538120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{526223}}^1$

素因数の和:526245

約数の個数: 32

約数和(自身を含む): 568321920

約数和(自身を除く): 336783800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 526223, 1052446, 2104892, 2631115, 4209784, 5262230, 5788453, 10524460, 11576906, 21048920, 23153812, 28942265, 46307624, 57884530, 115769060, 231538120]

約数ペア:

[(1, 231538120), (2, 115769060), (4, 57884530), (5, 46307624), (8, 28942265), (10, 23153812), (11, 21048920), (20, 11576906), (22, 10524460), (40, 5788453), (44, 5262230), (55, 4209784), (88, 2631115), (110, 2104892), (220, 1052446), (440, 526223)]