About the Number

12304990

12304989 ← → 12304991

2進数表記:101110111100001001011110

漢数字表記:千二百三十万四千九百九十

素因数分解:

2 1 × 5 1 × 29 1 × 151 1 × 281 1

素因数の和:468
約数の個数: 32
約数和(自身を含む): 23146560
約数和(自身を除く): 10841570

約数列:
[1, 2, 5, 10, 29, 58, 145, 151, 281, 290, 302, 562, 755, 1405, 1510, 2810, 4379, 8149, 8758, 16298, 21895, 40745, 42431, 43790, 81490, 84862, 212155, 424310, 1230499, 2460998, 6152495, 12304990]

約数ペア:
[(1, 12304990), (2, 6152495), (5, 2460998), (10, 1230499), (29, 424310), (58, 212155), (145, 84862), (151, 81490), (281, 43790), (290, 42431), (302, 40745), (562, 21895), (755, 16298), (1405, 8758), (1510, 8149), (2810, 4379)]

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