90753680

素因数分解:

$2^4\times 5^1\times {\mathrm{1134421}}^1$

素因数の和:1134434

約数の個数: 20

約数和(自身を含む): 211002492

約数和(自身を除く): 120248812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1134421, 2268842, 4537684, 5672105, 9075368, 11344210, 18150736, 22688420, 45376840, 90753680]

約数ペア:

[(1, 90753680), (2, 45376840), (4, 22688420), (5, 18150736), (8, 11344210), (10, 9075368), (16, 5672105), (20, 4537684), (40, 2268842), (80, 1134421)]