About the Number

20504730

20504729 ← → 20504731

2進数表記:1001110001110000010011010

漢数字表記:二千五十万四千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 29717 1

素因数の和:29750
約数の個数: 32
約数和(自身を含む): 51352704
約数和(自身を除く): 30847974

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29717, 59434, 89151, 148585, 178302, 297170, 445755, 683491, 891510, 1366982, 2050473, 3417455, 4100946, 6834910, 10252365, 20504730]

約数ペア:
[(1, 20504730), (2, 10252365), (3, 6834910), (5, 4100946), (6, 3417455), (10, 2050473), (15, 1366982), (23, 891510), (30, 683491), (46, 445755), (69, 297170), (115, 178302), (138, 148585), (230, 89151), (345, 59434), (690, 29717)]

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