1442149480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{838459}}^1$

素因数の和:838513

約数の個数: 32

約数和(自身を含む): 3320301600

約数和(自身を除く): 1878152120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 838459, 1676918, 3353836, 4192295, 6707672, 8384590, 16769180, 33538360, 36053737, 72107474, 144214948, 180268685, 288429896, 360537370, 721074740, 1442149480]

約数ペア:

[(1, 1442149480), (2, 721074740), (4, 360537370), (5, 288429896), (8, 180268685), (10, 144214948), (20, 72107474), (40, 36053737), (43, 33538360), (86, 16769180), (172, 8384590), (215, 6707672), (344, 4192295), (430, 3353836), (860, 1676918), (1720, 838459)]