About the Number

121621040

121621039 ← → 121621041

2進数表記:111001111111100101000110000

漢数字表記:一億二千百六十二万千四十

素因数分解:

2 4 × 5 1 × 433 1 × 3511 1

素因数の和:3957
約数の個数: 40
約数和(自身を含む): 283502688
約数和(自身を除く): 161881648

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 866, 1732, 2165, 3464, 3511, 4330, 6928, 7022, 8660, 14044, 17320, 17555, 28088, 34640, 35110, 56176, 70220, 140440, 280880, 1520263, 3040526, 6081052, 7601315, 12162104, 15202630, 24324208, 30405260, 60810520, 121621040]

約数ペア:
[(1, 121621040), (2, 60810520), (4, 30405260), (5, 24324208), (8, 15202630), (10, 12162104), (16, 7601315), (20, 6081052), (40, 3040526), (80, 1520263), (433, 280880), (866, 140440), (1732, 70220), (2165, 56176), (3464, 35110), (3511, 34640), (4330, 28088), (6928, 17555), (7022, 17320), (8660, 14044)]

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