2044790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 4160160

約数和(自身を除く): 2115370

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 641, 1282, 1595, 3190, 3205, 6410, 7051, 14102, 18589, 35255, 37178, 70510, 92945, 185890, 204479, 408958, 1022395, 2044790]

約数ペア:

[(1, 2044790), (2, 1022395), (5, 408958), (10, 204479), (11, 185890), (22, 92945), (29, 70510), (55, 37178), (58, 35255), (110, 18589), (145, 14102), (290, 7051), (319, 6410), (638, 3205), (641, 3190), (1282, 1595)]