About the Number

12015390

12015389 ← → 12015391

2進数表記:101101110101011100011110

漢数字表記:千二百一万五千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 97 1 × 4129 1

素因数の和:4236
約数の個数: 32
約数和(自身を含む): 29141280
約数和(自身を除く): 17125890

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 4129, 8258, 12387, 20645, 24774, 41290, 61935, 123870, 400513, 801026, 1201539, 2002565, 2403078, 4005130, 6007695, 12015390]

約数ペア:
[(1, 12015390), (2, 6007695), (3, 4005130), (5, 2403078), (6, 2002565), (10, 1201539), (15, 801026), (30, 400513), (97, 123870), (194, 61935), (291, 41290), (485, 24774), (582, 20645), (970, 12387), (1455, 8258), (2910, 4129)]

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