2486680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 6531840

約数和(自身を除く): 4045160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 107, 140, 166, 214, 280, 332, 415, 428, 535, 581, 664, 749, 830, 856, 1070, 1162, 1498, 1660, 2140, 2324, 2905, 2996, 3320, 3745, 4280, 4648, 5810, 5992, 7490, 8881, 11620, 14980, 17762, 23240, 29960, 35524, 44405, 62167, 71048, 88810, 124334, 177620, 248668, 310835, 355240, 497336, 621670, 1243340, 2486680]

約数ペア:

[(1, 2486680), (2, 1243340), (4, 621670), (5, 497336), (7, 355240), (8, 310835), (10, 248668), (14, 177620), (20, 124334), (28, 88810), (35, 71048), (40, 62167), (56, 44405), (70, 35524), (83, 29960), (107, 23240), (140, 17762), (166, 14980), (214, 11620), (280, 8881), (332, 7490), (415, 5992), (428, 5810), (535, 4648), (581, 4280), (664, 3745), (749, 3320), (830, 2996), (856, 2905), (1070, 2324), (1162, 2140), (1498, 1660)]