About the Number

10120640

10120639 ← → 10120641

2進数表記:100110100110110111000000

漢数字表記:千十二万六百四十

素因数分解:

2 6 × 5 1 × 31627 1

素因数の和:31644
約数の個数: 28
約数和(自身を含む): 24100536
約数和(自身を除く): 13979896

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 31627, 63254, 126508, 158135, 253016, 316270, 506032, 632540, 1012064, 1265080, 2024128, 2530160, 5060320, 10120640]

約数ペア:
[(1, 10120640), (2, 5060320), (4, 2530160), (5, 2024128), (8, 1265080), (10, 1012064), (16, 632540), (20, 506032), (32, 316270), (40, 253016), (64, 158135), (80, 126508), (160, 63254), (320, 31627)]

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