About the Number

40404140

40404139 ← → 40404141

2進数表記:10011010001000010010101100

漢数字表記:四千四十万四千百四十

素因数分解:

2 2 × 5 1 × 7 1 × 191 1 × 1511 1

素因数の和:1718
約数の個数: 48
約数和(自身を含む): 97542144
約数和(自身を除く): 57138004

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1511, 1910, 2674, 3022, 3820, 5348, 6044, 6685, 7555, 10577, 13370, 15110, 21154, 26740, 30220, 42308, 52885, 105770, 211540, 288601, 577202, 1154404, 1443005, 2020207, 2886010, 4040414, 5772020, 8080828, 10101035, 20202070, 40404140]

約数ペア:
[(1, 40404140), (2, 20202070), (4, 10101035), (5, 8080828), (7, 5772020), (10, 4040414), (14, 2886010), (20, 2020207), (28, 1443005), (35, 1154404), (70, 577202), (140, 288601), (191, 211540), (382, 105770), (764, 52885), (955, 42308), (1337, 30220), (1511, 26740), (1910, 21154), (2674, 15110), (3022, 13370), (3820, 10577), (5348, 7555), (6044, 6685)]

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