About the Number

4974920990

4974920989 ← → 4974920991

2進数表記:100101000100001110100010100011110

漢数字表記:四十九億七千四百九十二万九百九十

素因数分解:

2 1 × 5 1 × 13 1 × 38268623 1

素因数の和:38268643
約数の個数: 16
約数和(自身を含む): 9643693248
約数和(自身を除く): 4668772258

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 38268623, 76537246, 191343115, 382686230, 497492099, 994984198, 2487460495, 4974920990]

約数ペア:
[(1, 4974920990), (2, 2487460495), (5, 994984198), (10, 497492099), (13, 382686230), (26, 191343115), (65, 76537246), (130, 38268623)]

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