442160

素因数分解:

$2^4\times 5^1\times {\mathrm{5527}}^1$

素因数の和:5540

約数の個数: 20

約数和(自身を含む): 1028208

約数和(自身を除く): 586048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5527, 11054, 22108, 27635, 44216, 55270, 88432, 110540, 221080, 442160]

約数ペア:

[(1, 442160), (2, 221080), (4, 110540), (5, 88432), (8, 55270), (10, 44216), (16, 27635), (20, 22108), (40, 11054), (80, 5527)]