2698600

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 6383520

約数和(自身を除く): 3684920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 131, 200, 206, 262, 412, 515, 524, 655, 824, 1030, 1048, 1310, 2060, 2575, 2620, 3275, 4120, 5150, 5240, 6550, 10300, 13100, 13493, 20600, 26200, 26986, 53972, 67465, 107944, 134930, 269860, 337325, 539720, 674650, 1349300, 2698600]

約数ペア:

[(1, 2698600), (2, 1349300), (4, 674650), (5, 539720), (8, 337325), (10, 269860), (20, 134930), (25, 107944), (40, 67465), (50, 53972), (100, 26986), (103, 26200), (131, 20600), (200, 13493), (206, 13100), (262, 10300), (412, 6550), (515, 5240), (524, 5150), (655, 4120), (824, 3275), (1030, 2620), (1048, 2575), (1310, 2060)]