214923460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{249911}}^1$

素因数の和:249963

約数の個数: 24

約数和(自身を含む): 461837376

約数和(自身を除く): 246913916

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 249911, 499822, 999644, 1249555, 2499110, 4998220, 10746173, 21492346, 42984692, 53730865, 107461730, 214923460]

約数ペア:

[(1, 214923460), (2, 107461730), (4, 53730865), (5, 42984692), (10, 21492346), (20, 10746173), (43, 4998220), (86, 2499110), (172, 1249555), (215, 999644), (430, 499822), (860, 249911)]