About the Number

2139123120

2139123119 ← → 2139123121

2進数表記:1111111100000000110110110110000

漢数字表記:二十一億三千九百十二万三千百二十

素因数分解:

2 4 × 3 1 × 5 1 × 8913013 1

素因数の和:8913029
約数の個数: 40
約数和(自身を含む): 6631282416
約数和(自身を除く): 4492159296

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8913013, 17826026, 26739039, 35652052, 44565065, 53478078, 71304104, 89130130, 106956156, 133695195, 142608208, 178260260, 213912312, 267390390, 356520520, 427824624, 534780780, 713041040, 1069561560, 2139123120]

約数ペア:
[(1, 2139123120), (2, 1069561560), (3, 713041040), (4, 534780780), (5, 427824624), (6, 356520520), (8, 267390390), (10, 213912312), (12, 178260260), (15, 142608208), (16, 133695195), (20, 106956156), (24, 89130130), (30, 71304104), (40, 53478078), (48, 44565065), (60, 35652052), (80, 26739039), (120, 17826026), (240, 8913013)]

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