712248080

素因数分解:

$2^4\times 5^1\times {\mathrm{8903101}}^1$

素因数の和:8903114

約数の個数: 20

約数和(自身を含む): 1655976972

約数和(自身を除く): 943728892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8903101, 17806202, 35612404, 44515505, 71224808, 89031010, 142449616, 178062020, 356124040, 712248080]

約数ペア:

[(1, 712248080), (2, 356124040), (4, 178062020), (5, 142449616), (8, 89031010), (10, 71224808), (16, 44515505), (20, 35612404), (40, 17806202), (80, 8903101)]