About the Number

20139960

20139959 ← → 20139961

2進数表記:1001100110100111110111000

漢数字表記:二千十三万九千九百六十

素因数分解:

2 3 × 3 1 × 5 1 × 157 1 × 1069 1

素因数の和:1240
約数の個数: 64
約数和(自身を含む): 60861600
約数和(自身を除く): 40721640

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1069, 1256, 1570, 1884, 2138, 2355, 3140, 3207, 3768, 4276, 4710, 5345, 6280, 6414, 8552, 9420, 10690, 12828, 16035, 18840, 21380, 25656, 32070, 42760, 64140, 128280, 167833, 335666, 503499, 671332, 839165, 1006998, 1342664, 1678330, 2013996, 2517495, 3356660, 4027992, 5034990, 6713320, 10069980, 20139960]

約数ペア:
[(1, 20139960), (2, 10069980), (3, 6713320), (4, 5034990), (5, 4027992), (6, 3356660), (8, 2517495), (10, 2013996), (12, 1678330), (15, 1342664), (20, 1006998), (24, 839165), (30, 671332), (40, 503499), (60, 335666), (120, 167833), (157, 128280), (314, 64140), (471, 42760), (628, 32070), (785, 25656), (942, 21380), (1069, 18840), (1256, 16035), (1570, 12828), (1884, 10690), (2138, 9420), (2355, 8552), (3140, 6414), (3207, 6280), (3768, 5345), (4276, 4710)]

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