227080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{811}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 584640

約数和(自身を除く): 357560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 811, 1622, 3244, 4055, 5677, 6488, 8110, 11354, 16220, 22708, 28385, 32440, 45416, 56770, 113540, 227080]

約数ペア:

[(1, 227080), (2, 113540), (4, 56770), (5, 45416), (7, 32440), (8, 28385), (10, 22708), (14, 16220), (20, 11354), (28, 8110), (35, 6488), (40, 5677), (56, 4055), (70, 3244), (140, 1622), (280, 811)]