About the Number

1320782390

1320782389 ← → 1320782391

2進数表記:1001110101110011000101000110110

漢数字表記:十三億二千七十八万二千三百九十

素因数分解:

2 1 × 5 1 × 67 1 × 103 1 × 19139 1

素因数の和:19316
約数の個数: 32
約数和(自身を含む): 2436445440
約数和(自身を除く): 1115663050

約数列:
[1, 2, 5, 10, 67, 103, 134, 206, 335, 515, 670, 1030, 6901, 13802, 19139, 34505, 38278, 69010, 95695, 191390, 1282313, 1971317, 2564626, 3942634, 6411565, 9856585, 12823130, 19713170, 132078239, 264156478, 660391195, 1320782390]

約数ペア:
[(1, 1320782390), (2, 660391195), (5, 264156478), (10, 132078239), (67, 19713170), (103, 12823130), (134, 9856585), (206, 6411565), (335, 3942634), (515, 2564626), (670, 1971317), (1030, 1282313), (6901, 191390), (13802, 95695), (19139, 69010), (34505, 38278)]

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