1288180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 2799720

約数和(自身を除く): 1511540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2221, 4442, 8884, 11105, 22210, 44420, 64409, 128818, 257636, 322045, 644090, 1288180]

約数ペア:

[(1, 1288180), (2, 644090), (4, 322045), (5, 257636), (10, 128818), (20, 64409), (29, 44420), (58, 22210), (116, 11105), (145, 8884), (290, 4442), (580, 2221)]