7275440

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{457}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 17037600

約数和(自身を除く): 9762160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 457, 796, 914, 995, 1592, 1828, 1990, 2285, 3184, 3656, 3980, 4570, 7312, 7960, 9140, 15920, 18280, 36560, 90943, 181886, 363772, 454715, 727544, 909430, 1455088, 1818860, 3637720, 7275440]

約数ペア:

[(1, 7275440), (2, 3637720), (4, 1818860), (5, 1455088), (8, 909430), (10, 727544), (16, 454715), (20, 363772), (40, 181886), (80, 90943), (199, 36560), (398, 18280), (457, 15920), (796, 9140), (914, 7960), (995, 7312), (1592, 4570), (1828, 3980), (1990, 3656), (2285, 3184)]