22018160

素因数分解:

$2^4\times 5^1\times {\mathrm{275227}}^1$

素因数の和:275240

約数の個数: 20

約数和(自身を含む): 51192408

約数和(自身を除く): 29174248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275227, 550454, 1100908, 1376135, 2201816, 2752270, 4403632, 5504540, 11009080, 22018160]

約数ペア:

[(1, 22018160), (2, 11009080), (4, 5504540), (5, 4403632), (8, 2752270), (10, 2201816), (16, 1376135), (20, 1100908), (40, 550454), (80, 275227)]