2126841220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{53681}}^1$

素因数の和:53980

約数の個数: 48

約数和(自身を含む): 5122551168

約数和(自身を除く): 2995709948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3962, 5660, 7924, 9905, 19810, 39620, 53681, 107362, 214724, 268405, 375767, 536810, 751534, 1073620, 1503068, 1878835, 3757670, 7515340, 15191723, 30383446, 60766892, 75958615, 106342061, 151917230, 212684122, 303834460, 425368244, 531710305, 1063420610, 2126841220]

約数ペア:

[(1, 2126841220), (2, 1063420610), (4, 531710305), (5, 425368244), (7, 303834460), (10, 212684122), (14, 151917230), (20, 106342061), (28, 75958615), (35, 60766892), (70, 30383446), (140, 15191723), (283, 7515340), (566, 3757670), (1132, 1878835), (1415, 1503068), (1981, 1073620), (2830, 751534), (3962, 536810), (5660, 375767), (7924, 268405), (9905, 214724), (19810, 107362), (39620, 53681)]