1908880

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 4499712

約数和(自身を除く): 2590832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 223, 428, 446, 535, 856, 892, 1070, 1115, 1712, 1784, 2140, 2230, 3568, 4280, 4460, 8560, 8920, 17840, 23861, 47722, 95444, 119305, 190888, 238610, 381776, 477220, 954440, 1908880]

約数ペア:

[(1, 1908880), (2, 954440), (4, 477220), (5, 381776), (8, 238610), (10, 190888), (16, 119305), (20, 95444), (40, 47722), (80, 23861), (107, 17840), (214, 8920), (223, 8560), (428, 4460), (446, 4280), (535, 3568), (856, 2230), (892, 2140), (1070, 1784), (1115, 1712)]