4234640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1287

約数の個数: 40

約数和(自身を含む): 10082688

約数和(自身を除く): 5848048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1231, 1720, 2462, 3440, 4924, 6155, 9848, 12310, 19696, 24620, 49240, 52933, 98480, 105866, 211732, 264665, 423464, 529330, 846928, 1058660, 2117320, 4234640]

約数ペア:

[(1, 4234640), (2, 2117320), (4, 1058660), (5, 846928), (8, 529330), (10, 423464), (16, 264665), (20, 211732), (40, 105866), (43, 98480), (80, 52933), (86, 49240), (172, 24620), (215, 19696), (344, 12310), (430, 9848), (688, 6155), (860, 4924), (1231, 3440), (1720, 2462)]