About the Number

2580340

2580339 ← → 2580341

2進数表記:1001110101111101110100

漢数字表記:二百五十八万三百四十

素因数分解:

2 2 × 5 1 × 7 2 × 2633 1

素因数の和:2656
約数の個数: 36
約数和(自身を含む): 6305796
約数和(自身を除く): 3725456

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2633, 5266, 10532, 13165, 18431, 26330, 36862, 52660, 73724, 92155, 129017, 184310, 258034, 368620, 516068, 645085, 1290170, 2580340]

約数ペア:
[(1, 2580340), (2, 1290170), (4, 645085), (5, 516068), (7, 368620), (10, 258034), (14, 184310), (20, 129017), (28, 92155), (35, 73724), (49, 52660), (70, 36862), (98, 26330), (140, 18431), (196, 13165), (245, 10532), (490, 5266), (980, 2633)]

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