82110220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 177585408

約数和(自身を除く): 95475188

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 307, 311, 430, 614, 622, 860, 1228, 1244, 1535, 1555, 3070, 3110, 6140, 6220, 13201, 13373, 26402, 26746, 52804, 53492, 66005, 66865, 95477, 132010, 133730, 190954, 264020, 267460, 381908, 477385, 954770, 1909540, 4105511, 8211022, 16422044, 20527555, 41055110, 82110220]

約数ペア:

[(1, 82110220), (2, 41055110), (4, 20527555), (5, 16422044), (10, 8211022), (20, 4105511), (43, 1909540), (86, 954770), (172, 477385), (215, 381908), (307, 267460), (311, 264020), (430, 190954), (614, 133730), (622, 132010), (860, 95477), (1228, 66865), (1244, 66005), (1535, 53492), (1555, 52804), (3070, 26746), (3110, 26402), (6140, 13373), (6220, 13201)]