205655789020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{84981731}}^1$

素因数の和:84981762

約数の個数: 36

約数和(自身を含む): 474707954952

約数和(自身を除く): 269052165932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 84981731, 169963462, 339926924, 424908655, 849817310, 934799041, 1699634620, 1869598082, 3739196164, 4673995205, 9347990410, 10282789451, 18695980820, 20565578902, 41131157804, 51413947255, 102827894510, 205655789020]

約数ペア:

[(1, 205655789020), (2, 102827894510), (4, 51413947255), (5, 41131157804), (10, 20565578902), (11, 18695980820), (20, 10282789451), (22, 9347990410), (44, 4673995205), (55, 3739196164), (110, 1869598082), (121, 1699634620), (220, 934799041), (242, 849817310), (484, 424908655), (605, 339926924), (1210, 169963462), (2420, 84981731)]