About the Number

1340851840

1340851839 ← → 1340851841

2進数表記:1001111111010111100011010000000

漢数字表記:十三億四千八十五万千八百四十

素因数分解:

2 7 × 5 1 × 2095081 1

素因数の和:2095100
約数の個数: 32
約数和(自身を含む): 3205475460
約数和(自身を除く): 1864623620

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2095081, 4190162, 8380324, 10475405, 16760648, 20950810, 33521296, 41901620, 67042592, 83803240, 134085184, 167606480, 268170368, 335212960, 670425920, 1340851840]

約数ペア:
[(1, 1340851840), (2, 670425920), (4, 335212960), (5, 268170368), (8, 167606480), (10, 134085184), (16, 83803240), (20, 67042592), (32, 41901620), (40, 33521296), (64, 20950810), (80, 16760648), (128, 10475405), (160, 8380324), (320, 4190162), (640, 2095081)]

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