About the Number

4809990

4809989 ← → 4809991

2進数表記:10010010110010100000110

漢数字表記:四百八十万九千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 6971 1

素因数の和:7004
約数の個数: 32
約数和(自身を含む): 12047616
約数和(自身を除く): 7237626

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 6971, 13942, 20913, 34855, 41826, 69710, 104565, 160333, 209130, 320666, 480999, 801665, 961998, 1603330, 2404995, 4809990]

約数ペア:
[(1, 4809990), (2, 2404995), (3, 1603330), (5, 961998), (6, 801665), (10, 480999), (15, 320666), (23, 209130), (30, 160333), (46, 104565), (69, 69710), (115, 41826), (138, 34855), (230, 20913), (345, 13942), (690, 6971)]

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