About the Number

29980640

29980639 ← → 29980641

2進数表記:1110010010111011111100000

漢数字表記:二千九百九十八万六百四十

素因数分解:

2 5 × 5 1 × 187379 1

素因数の和:187394
約数の個数: 24
約数和(自身を含む): 70829640
約数和(自身を除く): 40849000

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 187379, 374758, 749516, 936895, 1499032, 1873790, 2998064, 3747580, 5996128, 7495160, 14990320, 29980640]

約数ペア:
[(1, 29980640), (2, 14990320), (4, 7495160), (5, 5996128), (8, 3747580), (10, 2998064), (16, 1873790), (20, 1499032), (32, 936895), (40, 749516), (80, 374758), (160, 187379)]

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