About the Number

12840072

12840071 ← → 12840073

2進数表記:110000111110110010001000

漢数字表記:千二百八十四万七十二

素因数分解:

2 3 × 3 1 × 7 1 × 23 1 × 3323 1

素因数の和:3362
約数の個数: 64
約数和(自身を含む): 38292480
約数和(自身を除く): 25452408

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3323, 3864, 6646, 9969, 13292, 19938, 23261, 26584, 39876, 46522, 69783, 76429, 79752, 93044, 139566, 152858, 186088, 229287, 279132, 305716, 458574, 535003, 558264, 611432, 917148, 1070006, 1605009, 1834296, 2140012, 3210018, 4280024, 6420036, 12840072]

約数ペア:
[(1, 12840072), (2, 6420036), (3, 4280024), (4, 3210018), (6, 2140012), (7, 1834296), (8, 1605009), (12, 1070006), (14, 917148), (21, 611432), (23, 558264), (24, 535003), (28, 458574), (42, 305716), (46, 279132), (56, 229287), (69, 186088), (84, 152858), (92, 139566), (138, 93044), (161, 79752), (168, 76429), (184, 69783), (276, 46522), (322, 39876), (483, 26584), (552, 23261), (644, 19938), (966, 13292), (1288, 9969), (1932, 6646), (3323, 3864)]

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