2019336040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{4987}}^1$

素因数の和:5242

約数の個数: 64

約数和(自身を含む): 4654402560

約数和(自身を除く): 2635066520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 191, 212, 265, 382, 424, 530, 764, 955, 1060, 1528, 1910, 2120, 3820, 4987, 7640, 9974, 10123, 19948, 20246, 24935, 39896, 40492, 49870, 50615, 80984, 99740, 101230, 199480, 202460, 264311, 404920, 528622, 952517, 1057244, 1321555, 1905034, 2114488, 2643110, 3810068, 4762585, 5286220, 7620136, 9525170, 10572440, 19050340, 38100680, 50483401, 100966802, 201933604, 252417005, 403867208, 504834010, 1009668020, 2019336040]

約数ペア:

[(1, 2019336040), (2, 1009668020), (4, 504834010), (5, 403867208), (8, 252417005), (10, 201933604), (20, 100966802), (40, 50483401), (53, 38100680), (106, 19050340), (191, 10572440), (212, 9525170), (265, 7620136), (382, 5286220), (424, 4762585), (530, 3810068), (764, 2643110), (955, 2114488), (1060, 1905034), (1528, 1321555), (1910, 1057244), (2120, 952517), (3820, 528622), (4987, 404920), (7640, 264311), (9974, 202460), (10123, 199480), (19948, 101230), (20246, 99740), (24935, 80984), (39896, 50615), (40492, 49870)]