About the Number

29871040

29871039 ← → 29871041

2進数表記:1110001111100101111000000

漢数字表記:二千九百八十七万千四十

素因数分解:

2 6 × 5 1 × 17 3 × 19 1

素因数の和:87
約数の個数: 112
約数和(自身を含む): 79552800
約数和(自身を除く): 49681760

約数列:
[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 289, 304, 320, 323, 340, 380, 544, 578, 608, 646, 680, 760, 1088, 1156, 1216, 1292, 1360, 1445, 1520, 1615, 2312, 2584, 2720, 2890, 3040, 3230, 4624, 4913, 5168, 5440, 5491, 5780, 6080, 6460, 9248, 9826, 10336, 10982, 11560, 12920, 18496, 19652, 20672, 21964, 23120, 24565, 25840, 27455, 39304, 43928, 46240, 49130, 51680, 54910, 78608, 87856, 92480, 93347, 98260, 103360, 109820, 157216, 175712, 186694, 196520, 219640, 314432, 351424, 373388, 393040, 439280, 466735, 746776, 786080, 878560, 933470, 1493552, 1572160, 1757120, 1866940, 2987104, 3733880, 5974208, 7467760, 14935520, 29871040]

約数ペア:
[(1, 29871040), (2, 14935520), (4, 7467760), (5, 5974208), (8, 3733880), (10, 2987104), (16, 1866940), (17, 1757120), (19, 1572160), (20, 1493552), (32, 933470), (34, 878560), (38, 786080), (40, 746776), (64, 466735), (68, 439280), (76, 393040), (80, 373388), (85, 351424), (95, 314432), (136, 219640), (152, 196520), (160, 186694), (170, 175712), (190, 157216), (272, 109820), (289, 103360), (304, 98260), (320, 93347), (323, 92480), (340, 87856), (380, 78608), (544, 54910), (578, 51680), (608, 49130), (646, 46240), (680, 43928), (760, 39304), (1088, 27455), (1156, 25840), (1216, 24565), (1292, 23120), (1360, 21964), (1445, 20672), (1520, 19652), (1615, 18496), (2312, 12920), (2584, 11560), (2720, 10982), (2890, 10336), (3040, 9826), (3230, 9248), (4624, 6460), (4913, 6080), (5168, 5780), (5440, 5491)]

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