About the Number

20130080

20130079 ← → 20130081

2進数表記:1001100110010100100100000

漢数字表記:二千十三万八十

素因数分解:

2 5 × 5 1 × 125813 1

素因数の和:125828
約数の個数: 24
約数和(自身を含む): 47557692
約数和(自身を除く): 27427612

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125813, 251626, 503252, 629065, 1006504, 1258130, 2013008, 2516260, 4026016, 5032520, 10065040, 20130080]

約数ペア:
[(1, 20130080), (2, 10065040), (4, 5032520), (5, 4026016), (8, 2516260), (10, 2013008), (16, 1258130), (20, 1006504), (32, 629065), (40, 503252), (80, 251626), (160, 125813)]

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