About the Number

27964890

27964889 ← → 27964891

2進数表記:1101010101011010111011010

漢数字表記:二千七百九十六万四千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 310721 1

素因数の和:310734
約数の個数: 24
約数和(自身を含む): 72708948
約数和(自身を除く): 44744058

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 310721, 621442, 932163, 1553605, 1864326, 2796489, 3107210, 4660815, 5592978, 9321630, 13982445, 27964890]

約数ペア:
[(1, 27964890), (2, 13982445), (3, 9321630), (5, 5592978), (6, 4660815), (9, 3107210), (10, 2796489), (15, 1864326), (18, 1553605), (30, 932163), (45, 621442), (90, 310721)]

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