140140400

素因数分解:

$2^4\times 5^2\times {\mathrm{350351}}^1$

素因数の和:350369

約数の個数: 30

約数和(自身を含む): 336688272

約数和(自身を除く): 196547872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 350351, 700702, 1401404, 1751755, 2802808, 3503510, 5605616, 7007020, 8758775, 14014040, 17517550, 28028080, 35035100, 70070200, 140140400]

約数ペア:

[(1, 140140400), (2, 70070200), (4, 35035100), (5, 28028080), (8, 17517550), (10, 14014040), (16, 8758775), (20, 7007020), (25, 5605616), (40, 3503510), (50, 2802808), (80, 1751755), (100, 1401404), (200, 700702), (400, 350351)]