About the Number

90129740

90129739 ← → 90129741

2進数表記:101010111110100010101001100

漢数字表記:九千十二万九千七百四十

素因数分解:

2 2 × 5 1 × 67 1 × 67261 1

素因数の和:67337
約数の個数: 24
約数和(自身を含む): 192100272
約数和(自身を除く): 101970532

約数列:
[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 67261, 134522, 269044, 336305, 672610, 1345220, 4506487, 9012974, 18025948, 22532435, 45064870, 90129740]

約数ペア:
[(1, 90129740), (2, 45064870), (4, 22532435), (5, 18025948), (10, 9012974), (20, 4506487), (67, 1345220), (134, 672610), (268, 336305), (335, 269044), (670, 134522), (1340, 67261)]

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