713841680

素因数分解:

$2^4\times 5^1\times {\mathrm{8923021}}^1$

素因数の和:8923034

約数の個数: 20

約数和(自身を含む): 1659682092

約数和(自身を除く): 945840412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8923021, 17846042, 35692084, 44615105, 71384168, 89230210, 142768336, 178460420, 356920840, 713841680]

約数ペア:

[(1, 713841680), (2, 356920840), (4, 178460420), (5, 142768336), (8, 89230210), (10, 71384168), (16, 44615105), (20, 35692084), (40, 17846042), (80, 8923021)]