2105850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 5312160

約数和(自身を除く): 3206310

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 101, 139, 150, 202, 278, 303, 417, 505, 606, 695, 834, 1010, 1390, 1515, 2085, 2525, 3030, 3475, 4170, 5050, 6950, 7575, 10425, 14039, 15150, 20850, 28078, 42117, 70195, 84234, 140390, 210585, 350975, 421170, 701950, 1052925, 2105850]

約数ペア:

[(1, 2105850), (2, 1052925), (3, 701950), (5, 421170), (6, 350975), (10, 210585), (15, 140390), (25, 84234), (30, 70195), (50, 42117), (75, 28078), (101, 20850), (139, 15150), (150, 14039), (202, 10425), (278, 7575), (303, 6950), (417, 5050), (505, 4170), (606, 3475), (695, 3030), (834, 2525), (1010, 2085), (1390, 1515)]