About the Number

132991460

132991459 ← → 132991461

2進数表記:111111011010100100111100100

漢数字表記:一億三千二百九十九万千四百六十

素因数分解:

2 2 × 5 1 × 7 1 × 949939 1

素因数の和:949955
約数の個数: 24
約数和(自身を含む): 319179840
約数和(自身を除く): 186188380

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 949939, 1899878, 3799756, 4749695, 6649573, 9499390, 13299146, 18998780, 26598292, 33247865, 66495730, 132991460]

約数ペア:
[(1, 132991460), (2, 66495730), (4, 33247865), (5, 26598292), (7, 18998780), (10, 13299146), (14, 9499390), (20, 6649573), (28, 4749695), (35, 3799756), (70, 1899878), (140, 949939)]

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