About the Number

1197808990

1197808989 ← → 1197808991

2進数表記:1000111011001010001110101011110

漢数字表記:十一億九千七百八十万八千九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 503 1 × 34019 1

素因数の和:34536
約数の個数: 32
約数和(自身を含む): 2469035520
約数和(自身を除く): 1271226530

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 503, 1006, 2515, 3521, 5030, 7042, 17605, 34019, 35210, 68038, 170095, 238133, 340190, 476266, 1190665, 2381330, 17111557, 34223114, 85557785, 119780899, 171115570, 239561798, 598904495, 1197808990]

約数ペア:
[(1, 1197808990), (2, 598904495), (5, 239561798), (7, 171115570), (10, 119780899), (14, 85557785), (35, 34223114), (70, 17111557), (503, 2381330), (1006, 1190665), (2515, 476266), (3521, 340190), (5030, 238133), (7042, 170095), (17605, 68038), (34019, 35210)]

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