About the Number

117640

117639 ← → 117641

2進数表記:11100101110001000

漢数字表記:十一万七千六百四十

素因数分解:

2 3 × 5 1 × 17 1 × 173 1

素因数の和:201
約数の個数: 32
約数和(自身を含む): 281880
約数和(自身を除く): 164240

約数列:
[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 680, 692, 865, 1384, 1730, 2941, 3460, 5882, 6920, 11764, 14705, 23528, 29410, 58820, 117640]

約数ペア:
[(1, 117640), (2, 58820), (4, 29410), (5, 23528), (8, 14705), (10, 11764), (17, 6920), (20, 5882), (34, 3460), (40, 2941), (68, 1730), (85, 1384), (136, 865), (170, 692), (173, 680), (340, 346)]

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