About the Number

13231320980

13231320979 ← → 13231320981

2進数表記:1100010100101001011110111110010100

漢数字表記:百三十二億三千百三十二万九百八十

素因数分解:

2 2 × 5 1 × 2137 1 × 309577 1

素因数の和:311723
約数の個数: 24
約数和(自身を含む): 27798866088
約数和(自身を除く): 14567545108

約数列:
[1, 2, 4, 5, 10, 20, 2137, 4274, 8548, 10685, 21370, 42740, 309577, 619154, 1238308, 1547885, 3095770, 6191540, 661566049, 1323132098, 2646264196, 3307830245, 6615660490, 13231320980]

約数ペア:
[(1, 13231320980), (2, 6615660490), (4, 3307830245), (5, 2646264196), (10, 1323132098), (20, 661566049), (2137, 6191540), (4274, 3095770), (8548, 1547885), (10685, 1238308), (21370, 619154), (42740, 309577)]

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