20173536040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{673349}}^1$

素因数の和:673474

約数の個数: 64

約数和(自身を含む): 52359696000

約数和(自身を除く): 32186159960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2996, 3745, 4280, 5992, 7490, 14980, 29960, 673349, 1346698, 2693396, 3366745, 4713443, 5386792, 6733490, 9426886, 13466980, 18853772, 23567215, 26933960, 37707544, 47134430, 72048343, 94268860, 144096686, 188537720, 288193372, 360241715, 504338401, 576386744, 720483430, 1008676802, 1440966860, 2017353604, 2521692005, 2881933720, 4034707208, 5043384010, 10086768020, 20173536040]

約数ペア:

[(1, 20173536040), (2, 10086768020), (4, 5043384010), (5, 4034707208), (7, 2881933720), (8, 2521692005), (10, 2017353604), (14, 1440966860), (20, 1008676802), (28, 720483430), (35, 576386744), (40, 504338401), (56, 360241715), (70, 288193372), (107, 188537720), (140, 144096686), (214, 94268860), (280, 72048343), (428, 47134430), (535, 37707544), (749, 26933960), (856, 23567215), (1070, 18853772), (1498, 13466980), (2140, 9426886), (2996, 6733490), (3745, 5386792), (4280, 4713443), (5992, 3366745), (7490, 2693396), (14980, 1346698), (29960, 673349)]