29826520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17341}}^1$

素因数の和:17395

約数の個数: 32

約数和(自身を含む): 68674320

約数和(自身を除く): 38847800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 17341, 34682, 69364, 86705, 138728, 173410, 346820, 693640, 745663, 1491326, 2982652, 3728315, 5965304, 7456630, 14913260, 29826520]

約数ペア:

[(1, 29826520), (2, 14913260), (4, 7456630), (5, 5965304), (8, 3728315), (10, 2982652), (20, 1491326), (40, 745663), (43, 693640), (86, 346820), (172, 173410), (215, 138728), (344, 86705), (430, 69364), (860, 34682), (1720, 17341)]