About the Number

27804690

27804689 ← → 27804691

2進数表記:1101010000100010000010010

漢数字表記:二千七百八十万四千六百九十

素因数分解:

2 1 × 3 2 × 5 1 × 17 2 × 1069 1

素因数の和:1116
約数の個数: 72
約数和(自身を含む): 76866660
約数和(自身を除く): 49061970

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 289, 306, 510, 578, 765, 867, 1069, 1445, 1530, 1734, 2138, 2601, 2890, 3207, 4335, 5202, 5345, 6414, 8670, 9621, 10690, 13005, 16035, 18173, 19242, 26010, 32070, 36346, 48105, 54519, 90865, 96210, 109038, 163557, 181730, 272595, 308941, 327114, 545190, 617882, 817785, 926823, 1544705, 1635570, 1853646, 2780469, 3089410, 4634115, 5560938, 9268230, 13902345, 27804690]

約数ペア:
[(1, 27804690), (2, 13902345), (3, 9268230), (5, 5560938), (6, 4634115), (9, 3089410), (10, 2780469), (15, 1853646), (17, 1635570), (18, 1544705), (30, 926823), (34, 817785), (45, 617882), (51, 545190), (85, 327114), (90, 308941), (102, 272595), (153, 181730), (170, 163557), (255, 109038), (289, 96210), (306, 90865), (510, 54519), (578, 48105), (765, 36346), (867, 32070), (1069, 26010), (1445, 19242), (1530, 18173), (1734, 16035), (2138, 13005), (2601, 10690), (2890, 9621), (3207, 8670), (4335, 6414), (5202, 5345)]

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