993680

素因数分解:

$2^4\times 5^1\times {\mathrm{12421}}^1$

素因数の和:12434

約数の個数: 20

約数和(自身を含む): 2310492

約数和(自身を除く): 1316812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12421, 24842, 49684, 62105, 99368, 124210, 198736, 248420, 496840, 993680]

約数ペア:

[(1, 993680), (2, 496840), (4, 248420), (5, 198736), (8, 124210), (10, 99368), (16, 62105), (20, 49684), (40, 24842), (80, 12421)]