About the Number

199040840

199040839 ← → 199040841

2進数表記:1011110111010001111101001000

漢数字表記:一億九千九百四万八百四十

素因数分解:

2 3 × 5 1 × 179 1 × 27799 1

素因数の和:27989
約数の個数: 32
約数和(自身を含む): 450360000
約数和(自身を除く): 251319160

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 27799, 55598, 111196, 138995, 222392, 277990, 555980, 1111960, 4976021, 9952042, 19904084, 24880105, 39808168, 49760210, 99520420, 199040840]

約数ペア:
[(1, 199040840), (2, 99520420), (4, 49760210), (5, 39808168), (8, 24880105), (10, 19904084), (20, 9952042), (40, 4976021), (179, 1111960), (358, 555980), (716, 277990), (895, 222392), (1432, 138995), (1790, 111196), (3580, 55598), (7160, 27799)]

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