About the Number

12409680

12409679 ← → 12409681

2進数表記:101111010101101101010000

漢数字表記:千二百四十万九千六百八十

素因数分解:

2 4 × 3 1 × 5 1 × 29 1 × 1783 1

素因数の和:1828
約数の個数: 80
約数和(自身を含む): 39818880
約数和(自身を除く): 27409200

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 1783, 2320, 3480, 3566, 5349, 6960, 7132, 8915, 10698, 14264, 17830, 21396, 26745, 28528, 35660, 42792, 51707, 53490, 71320, 85584, 103414, 106980, 142640, 155121, 206828, 213960, 258535, 310242, 413656, 427920, 517070, 620484, 775605, 827312, 1034140, 1240968, 1551210, 2068280, 2481936, 3102420, 4136560, 6204840, 12409680]

約数ペア:
[(1, 12409680), (2, 6204840), (3, 4136560), (4, 3102420), (5, 2481936), (6, 2068280), (8, 1551210), (10, 1240968), (12, 1034140), (15, 827312), (16, 775605), (20, 620484), (24, 517070), (29, 427920), (30, 413656), (40, 310242), (48, 258535), (58, 213960), (60, 206828), (80, 155121), (87, 142640), (116, 106980), (120, 103414), (145, 85584), (174, 71320), (232, 53490), (240, 51707), (290, 42792), (348, 35660), (435, 28528), (464, 26745), (580, 21396), (696, 17830), (870, 14264), (1160, 10698), (1392, 8915), (1740, 7132), (1783, 6960), (2320, 5349), (3480, 3566)]

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