8892220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4079}}^1$

素因数の和:4197

約数の個数: 24

約数和(自身を含む): 18849600

約数和(自身を除く): 9957380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 4079, 8158, 16316, 20395, 40790, 81580, 444611, 889222, 1778444, 2223055, 4446110, 8892220]

約数ペア:

[(1, 8892220), (2, 4446110), (4, 2223055), (5, 1778444), (10, 889222), (20, 444611), (109, 81580), (218, 40790), (436, 20395), (545, 16316), (1090, 8158), (2180, 4079)]