853020620

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{38459}}^1$

素因数の和:39577

約数の個数: 24

約数和(自身を含む): 1793005200

約数和(自身を除く): 939984580

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 11090, 22180, 38459, 76918, 153836, 192295, 384590, 769180, 42651031, 85302062, 170604124, 213255155, 426510310, 853020620]

約数ペア:

[(1, 853020620), (2, 426510310), (4, 213255155), (5, 170604124), (10, 85302062), (20, 42651031), (1109, 769180), (2218, 384590), (4436, 192295), (5545, 153836), (11090, 76918), (22180, 38459)]