About the Number

55003980

55003979 ← → 55003981

2進数表記:11010001110100101101001100

漢数字表記:五千五百万三千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 916733 1

素因数の和:916745
約数の個数: 24
約数和(自身を含む): 154011312
約数和(自身を除く): 99007332

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 916733, 1833466, 2750199, 3666932, 4583665, 5500398, 9167330, 11000796, 13750995, 18334660, 27501990, 55003980]

約数ペア:
[(1, 55003980), (2, 27501990), (3, 18334660), (4, 13750995), (5, 11000796), (6, 9167330), (10, 5500398), (12, 4583665), (15, 3666932), (20, 2750199), (30, 1833466), (60, 916733)]

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