About the Number

10287040

10287039 ← → 10287041

2進数表記:100111001111011111000000

漢数字表記:千二十八万七千四十

素因数分解:

2 6 × 5 1 × 17 1 × 31 1 × 61 1

素因数の和:126
約数の個数: 112
約数和(自身を含む): 27212544
約数和(自身を除く): 16925504

約数列:
[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 61, 62, 64, 68, 80, 85, 122, 124, 136, 155, 160, 170, 244, 248, 272, 305, 310, 320, 340, 488, 496, 527, 544, 610, 620, 680, 976, 992, 1037, 1054, 1088, 1220, 1240, 1360, 1891, 1952, 1984, 2074, 2108, 2440, 2480, 2635, 2720, 3782, 3904, 4148, 4216, 4880, 4960, 5185, 5270, 5440, 7564, 8296, 8432, 9455, 9760, 9920, 10370, 10540, 15128, 16592, 16864, 18910, 19520, 20740, 21080, 30256, 32147, 33184, 33728, 37820, 41480, 42160, 60512, 64294, 66368, 75640, 82960, 84320, 121024, 128588, 151280, 160735, 165920, 168640, 257176, 302560, 321470, 331840, 514352, 605120, 642940, 1028704, 1285880, 2057408, 2571760, 5143520, 10287040]

約数ペア:
[(1, 10287040), (2, 5143520), (4, 2571760), (5, 2057408), (8, 1285880), (10, 1028704), (16, 642940), (17, 605120), (20, 514352), (31, 331840), (32, 321470), (34, 302560), (40, 257176), (61, 168640), (62, 165920), (64, 160735), (68, 151280), (80, 128588), (85, 121024), (122, 84320), (124, 82960), (136, 75640), (155, 66368), (160, 64294), (170, 60512), (244, 42160), (248, 41480), (272, 37820), (305, 33728), (310, 33184), (320, 32147), (340, 30256), (488, 21080), (496, 20740), (527, 19520), (544, 18910), (610, 16864), (620, 16592), (680, 15128), (976, 10540), (992, 10370), (1037, 9920), (1054, 9760), (1088, 9455), (1220, 8432), (1240, 8296), (1360, 7564), (1891, 5440), (1952, 5270), (1984, 5185), (2074, 4960), (2108, 4880), (2440, 4216), (2480, 4148), (2635, 3904), (2720, 3782)]

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