About the Number

57640990

57640989 ← → 57640991

2進数表記:11011011111000100000011110

漢数字表記:五千七百六十四万九百九十

素因数分解:

2 1 × 5 1 × 11 1 × 23 1 × 22783 1

素因数の和:22824
約数の個数: 32
約数和(自身を含む): 118112256
約数和(自身を除く): 60471266

約数列:
[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 22783, 45566, 113915, 227830, 250613, 501226, 524009, 1048018, 1253065, 2506130, 2620045, 5240090, 5764099, 11528198, 28820495, 57640990]

約数ペア:
[(1, 57640990), (2, 28820495), (5, 11528198), (10, 5764099), (11, 5240090), (22, 2620045), (23, 2506130), (46, 1253065), (55, 1048018), (110, 524009), (115, 501226), (230, 250613), (253, 227830), (506, 113915), (1265, 45566), (2530, 22783)]

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