About the Number

20021730

20021729 ← → 20021731

2進数表記:1001100011000000111100010

漢数字表記:二千二万千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 29017 1

素因数の和:29050
約数の個数: 32
約数和(自身を含む): 50143104
約数和(自身を除く): 30121374

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29017, 58034, 87051, 145085, 174102, 290170, 435255, 667391, 870510, 1334782, 2002173, 3336955, 4004346, 6673910, 10010865, 20021730]

約数ペア:
[(1, 20021730), (2, 10010865), (3, 6673910), (5, 4004346), (6, 3336955), (10, 2002173), (15, 1334782), (23, 870510), (30, 667391), (46, 435255), (69, 290170), (115, 174102), (138, 145085), (230, 87051), (345, 58034), (690, 29017)]

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