About the Number

20097990

20097989 ← → 20097991

2進数表記:1001100101010101111000110

漢数字表記:二千九万七千九百九十

素因数分解:

2 1 × 3 3 × 5 1 × 11 1 × 67 1 × 101 1

素因数の和:195
約数の個数: 128
約数和(自身を含む): 59927040
約数和(自身を除く): 39829050

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 67, 90, 99, 101, 110, 134, 135, 165, 198, 201, 202, 270, 297, 303, 330, 335, 402, 495, 505, 594, 603, 606, 670, 737, 909, 990, 1005, 1010, 1111, 1206, 1474, 1485, 1515, 1809, 1818, 2010, 2211, 2222, 2727, 2970, 3015, 3030, 3333, 3618, 3685, 4422, 4545, 5454, 5555, 6030, 6633, 6666, 6767, 7370, 9045, 9090, 9999, 11055, 11110, 13266, 13534, 13635, 16665, 18090, 19899, 19998, 20301, 22110, 27270, 29997, 33165, 33330, 33835, 39798, 40602, 49995, 59994, 60903, 66330, 67670, 74437, 99495, 99990, 101505, 121806, 148874, 149985, 182709, 198990, 203010, 223311, 299970, 304515, 365418, 372185, 446622, 609030, 669933, 744370, 913545, 1116555, 1339866, 1827090, 2009799, 2233110, 3349665, 4019598, 6699330, 10048995, 20097990]

約数ペア:
[(1, 20097990), (2, 10048995), (3, 6699330), (5, 4019598), (6, 3349665), (9, 2233110), (10, 2009799), (11, 1827090), (15, 1339866), (18, 1116555), (22, 913545), (27, 744370), (30, 669933), (33, 609030), (45, 446622), (54, 372185), (55, 365418), (66, 304515), (67, 299970), (90, 223311), (99, 203010), (101, 198990), (110, 182709), (134, 149985), (135, 148874), (165, 121806), (198, 101505), (201, 99990), (202, 99495), (270, 74437), (297, 67670), (303, 66330), (330, 60903), (335, 59994), (402, 49995), (495, 40602), (505, 39798), (594, 33835), (603, 33330), (606, 33165), (670, 29997), (737, 27270), (909, 22110), (990, 20301), (1005, 19998), (1010, 19899), (1111, 18090), (1206, 16665), (1474, 13635), (1485, 13534), (1515, 13266), (1809, 11110), (1818, 11055), (2010, 9999), (2211, 9090), (2222, 9045), (2727, 7370), (2970, 6767), (3015, 6666), (3030, 6633), (3333, 6030), (3618, 5555), (3685, 5454), (4422, 4545)]

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