200490620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911321}}^1$

素因数の和:911341

約数の個数: 24

約数和(自身を含む): 459306288

約数和(自身を除く): 258815668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 911321, 1822642, 3645284, 4556605, 9113210, 10024531, 18226420, 20049062, 40098124, 50122655, 100245310, 200490620]

約数ペア:

[(1, 200490620), (2, 100245310), (4, 50122655), (5, 40098124), (10, 20049062), (11, 18226420), (20, 10024531), (22, 9113210), (44, 4556605), (55, 3645284), (110, 1822642), (220, 911321)]