About the Number

11388720

11388719 ← → 11388721

2進数表記:101011011100011100110000

漢数字表記:千百三十八万八千七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 7 1 × 6779 1

素因数の和:6802
約数の個数: 80
約数和(自身を含む): 40354560
約数和(自身を除く): 28965840

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 6779, 13558, 20337, 27116, 33895, 40674, 47453, 54232, 67790, 81348, 94906, 101685, 108464, 135580, 142359, 162696, 189812, 203370, 237265, 271160, 284718, 325392, 379624, 406740, 474530, 542320, 569436, 711795, 759248, 813480, 949060, 1138872, 1423590, 1626960, 1898120, 2277744, 2847180, 3796240, 5694360, 11388720]

約数ペア:
[(1, 11388720), (2, 5694360), (3, 3796240), (4, 2847180), (5, 2277744), (6, 1898120), (7, 1626960), (8, 1423590), (10, 1138872), (12, 949060), (14, 813480), (15, 759248), (16, 711795), (20, 569436), (21, 542320), (24, 474530), (28, 406740), (30, 379624), (35, 325392), (40, 284718), (42, 271160), (48, 237265), (56, 203370), (60, 189812), (70, 162696), (80, 142359), (84, 135580), (105, 108464), (112, 101685), (120, 94906), (140, 81348), (168, 67790), (210, 54232), (240, 47453), (280, 40674), (336, 33895), (420, 27116), (560, 20337), (840, 13558), (1680, 6779)]

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