About the Number

15320990

15320989 ← → 15320991

2進数表記:111010011100011110011110

漢数字表記:千五百三十二万九百九十

素因数分解:

2 1 × 5 1 × 23 1 × 29 1 × 2297 1

素因数の和:2356
約数の個数: 32
約数和(自身を含む): 29782080
約数和(自身を除く): 14461090

約数列:
[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 2297, 3335, 4594, 6670, 11485, 22970, 52831, 66613, 105662, 133226, 264155, 333065, 528310, 666130, 1532099, 3064198, 7660495, 15320990]

約数ペア:
[(1, 15320990), (2, 7660495), (5, 3064198), (10, 1532099), (23, 666130), (29, 528310), (46, 333065), (58, 264155), (115, 133226), (145, 105662), (230, 66613), (290, 52831), (667, 22970), (1334, 11485), (2297, 6670), (3335, 4594)]

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