28374040

素因数分解:

$2^3\times 5^1\times {\mathrm{709351}}^1$

素因数の和:709362

約数の個数: 16

約数和(自身を含む): 63841680

約数和(自身を除く): 35467640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709351, 1418702, 2837404, 3546755, 5674808, 7093510, 14187020, 28374040]

約数ペア:

[(1, 28374040), (2, 14187020), (4, 7093510), (5, 5674808), (8, 3546755), (10, 2837404), (20, 1418702), (40, 709351)]