About the Number

23003890

23003889 ← → 23003891

2進数表記:1010111110000001011110010

漢数字表記:二千三百万三千八百九十

素因数分解:

2 1 × 5 1 × 7 1 × 13 1 × 17 1 × 1487 1

素因数の和:1531
約数の個数: 64
約数和(自身を含む): 53996544
約数和(自身を除く): 30992654

約数列:
[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1487, 1547, 2210, 2974, 3094, 7435, 7735, 10409, 14870, 15470, 19331, 20818, 25279, 38662, 50558, 52045, 96655, 104090, 126395, 135317, 176953, 193310, 252790, 270634, 328627, 353906, 657254, 676585, 884765, 1353170, 1643135, 1769530, 2300389, 3286270, 4600778, 11501945, 23003890]

約数ペア:
[(1, 23003890), (2, 11501945), (5, 4600778), (7, 3286270), (10, 2300389), (13, 1769530), (14, 1643135), (17, 1353170), (26, 884765), (34, 676585), (35, 657254), (65, 353906), (70, 328627), (85, 270634), (91, 252790), (119, 193310), (130, 176953), (170, 135317), (182, 126395), (221, 104090), (238, 96655), (442, 52045), (455, 50558), (595, 38662), (910, 25279), (1105, 20818), (1190, 19331), (1487, 15470), (1547, 14870), (2210, 10409), (2974, 7735), (3094, 7435)]

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