713776720

素因数分解:

$2^4\times 5^1\times {\mathrm{8922209}}^1$

素因数の和:8922222

約数の個数: 20

約数和(自身を含む): 1659531060

約数和(自身を除く): 945754340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8922209, 17844418, 35688836, 44611045, 71377672, 89222090, 142755344, 178444180, 356888360, 713776720]

約数ペア:

[(1, 713776720), (2, 356888360), (4, 178444180), (5, 142755344), (8, 89222090), (10, 71377672), (16, 44611045), (20, 35688836), (40, 17844418), (80, 8922209)]