2204290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 4484160

約数和(自身を除く): 2279870

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 691, 1382, 1595, 3190, 3455, 6910, 7601, 15202, 20039, 38005, 40078, 76010, 100195, 200390, 220429, 440858, 1102145, 2204290]

約数ペア:

[(1, 2204290), (2, 1102145), (5, 440858), (10, 220429), (11, 200390), (22, 100195), (29, 76010), (55, 40078), (58, 38005), (110, 20039), (145, 15202), (290, 7601), (319, 6910), (638, 3455), (691, 3190), (1382, 1595)]