About the Number

42989880

42989879 ← → 42989881

2進数表記:10100011111111100100111000

漢数字表記:四千二百九十八万九千八百八十

素因数分解:

2 3 × 3 1 × 5 1 × 67 1 × 5347 1

素因数の和:5428
約数の個数: 64
約数和(自身を含む): 130919040
約数和(自身を除く): 87929160

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 4020, 5347, 8040, 10694, 16041, 21388, 26735, 32082, 42776, 53470, 64164, 80205, 106940, 128328, 160410, 213880, 320820, 358249, 641640, 716498, 1074747, 1432996, 1791245, 2149494, 2865992, 3582490, 4298988, 5373735, 7164980, 8597976, 10747470, 14329960, 21494940, 42989880]

約数ペア:
[(1, 42989880), (2, 21494940), (3, 14329960), (4, 10747470), (5, 8597976), (6, 7164980), (8, 5373735), (10, 4298988), (12, 3582490), (15, 2865992), (20, 2149494), (24, 1791245), (30, 1432996), (40, 1074747), (60, 716498), (67, 641640), (120, 358249), (134, 320820), (201, 213880), (268, 160410), (335, 128328), (402, 106940), (536, 80205), (670, 64164), (804, 53470), (1005, 42776), (1340, 32082), (1608, 26735), (2010, 21388), (2680, 16041), (4020, 10694), (5347, 8040)]

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