About the Number

38904240

38904239 ← → 38904241

2進数表記:10010100011010000110110000

漢数字表記:三千八百九十万四千二百四十

素因数分解:

2 4 × 3 1 × 5 1 × 173 1 × 937 1

素因数の和:1126
約数の個数: 80
約数和(自身を含む): 121429728
約数和(自身を除く): 82525488

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 519, 692, 865, 937, 1038, 1384, 1730, 1874, 2076, 2595, 2768, 2811, 3460, 3748, 4152, 4685, 5190, 5622, 6920, 7496, 8304, 9370, 10380, 11244, 13840, 14055, 14992, 18740, 20760, 22488, 28110, 37480, 41520, 44976, 56220, 74960, 112440, 162101, 224880, 324202, 486303, 648404, 810505, 972606, 1296808, 1621010, 1945212, 2431515, 2593616, 3242020, 3890424, 4863030, 6484040, 7780848, 9726060, 12968080, 19452120, 38904240]

約数ペア:
[(1, 38904240), (2, 19452120), (3, 12968080), (4, 9726060), (5, 7780848), (6, 6484040), (8, 4863030), (10, 3890424), (12, 3242020), (15, 2593616), (16, 2431515), (20, 1945212), (24, 1621010), (30, 1296808), (40, 972606), (48, 810505), (60, 648404), (80, 486303), (120, 324202), (173, 224880), (240, 162101), (346, 112440), (519, 74960), (692, 56220), (865, 44976), (937, 41520), (1038, 37480), (1384, 28110), (1730, 22488), (1874, 20760), (2076, 18740), (2595, 14992), (2768, 14055), (2811, 13840), (3460, 11244), (3748, 10380), (4152, 9370), (4685, 8304), (5190, 7496), (5622, 6920)]

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