8206220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3391}}^1$

素因数の和:3422

約数の個数: 36

約数和(自身を含む): 18947712

約数和(自身を除く): 10741492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3391, 6782, 13564, 16955, 33910, 37301, 67820, 74602, 149204, 186505, 373010, 410311, 746020, 820622, 1641244, 2051555, 4103110, 8206220]

約数ペア:

[(1, 8206220), (2, 4103110), (4, 2051555), (5, 1641244), (10, 820622), (11, 746020), (20, 410311), (22, 373010), (44, 186505), (55, 149204), (110, 74602), (121, 67820), (220, 37301), (242, 33910), (484, 16955), (605, 13564), (1210, 6782), (2420, 3391)]