131921440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{117787}}^1$

素因数の和:117809

約数の個数: 48

約数和(自身を含む): 356190912

約数和(自身を除く): 224269472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 117787, 235574, 471148, 588935, 824509, 942296, 1177870, 1649018, 1884592, 2355740, 3298036, 3769184, 4122545, 4711480, 6596072, 8245090, 9422960, 13192144, 16490180, 18845920, 26384288, 32980360, 65960720, 131921440]

約数ペア:

[(1, 131921440), (2, 65960720), (4, 32980360), (5, 26384288), (7, 18845920), (8, 16490180), (10, 13192144), (14, 9422960), (16, 8245090), (20, 6596072), (28, 4711480), (32, 4122545), (35, 3769184), (40, 3298036), (56, 2355740), (70, 1884592), (80, 1649018), (112, 1177870), (140, 942296), (160, 824509), (224, 588935), (280, 471148), (560, 235574), (1120, 117787)]