4399760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1335

約数の個数: 40

約数和(自身を含む): 10475520

約数和(自身を除く): 6075760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1279, 1720, 2558, 3440, 5116, 6395, 10232, 12790, 20464, 25580, 51160, 54997, 102320, 109994, 219988, 274985, 439976, 549970, 879952, 1099940, 2199880, 4399760]

約数ペア:

[(1, 4399760), (2, 2199880), (4, 1099940), (5, 879952), (8, 549970), (10, 439976), (16, 274985), (20, 219988), (40, 109994), (43, 102320), (80, 54997), (86, 51160), (172, 25580), (215, 20464), (344, 12790), (430, 10232), (688, 6395), (860, 5116), (1279, 3440), (1720, 2558)]