127347920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227407}}^1$

素因数の和:227427

約数の個数: 40

約数和(自身を含む): 338383104

約数和(自身を除く): 211035184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 227407, 454814, 909628, 1137035, 1591849, 1819256, 2274070, 3183698, 3638512, 4548140, 6367396, 7959245, 9096280, 12734792, 15918490, 18192560, 25469584, 31836980, 63673960, 127347920]

約数ペア:

[(1, 127347920), (2, 63673960), (4, 31836980), (5, 25469584), (7, 18192560), (8, 15918490), (10, 12734792), (14, 9096280), (16, 7959245), (20, 6367396), (28, 4548140), (35, 3638512), (40, 3183698), (56, 2274070), (70, 1819256), (80, 1591849), (112, 1137035), (140, 909628), (280, 454814), (560, 227407)]