2769140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 6519744

約数和(自身を除く): 3750604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 307, 410, 451, 614, 820, 902, 1228, 1535, 1804, 2255, 3070, 3377, 4510, 6140, 6754, 9020, 12587, 13508, 16885, 25174, 33770, 50348, 62935, 67540, 125870, 138457, 251740, 276914, 553828, 692285, 1384570, 2769140]

約数ペア:

[(1, 2769140), (2, 1384570), (4, 692285), (5, 553828), (10, 276914), (11, 251740), (20, 138457), (22, 125870), (41, 67540), (44, 62935), (55, 50348), (82, 33770), (110, 25174), (164, 16885), (205, 13508), (220, 12587), (307, 9020), (410, 6754), (451, 6140), (614, 4510), (820, 3377), (902, 3070), (1228, 2255), (1535, 1804)]