About the Number

124990388

124990387 ← → 124990389

2進数表記:111011100110011001110110100

漢数字表記:一億二千四百九十九万三百八十八

素因数分解:

2 2 × 31 1 × 71 1 × 14197 1

素因数の和:14303
約数の個数: 24
約数和(自身を含む): 228985344
約数和(自身を除く): 103994956

約数列:
[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 4402, 8804, 14197, 28394, 56788, 440107, 880214, 1007987, 1760428, 2015974, 4031948, 31247597, 62495194, 124990388]

約数ペア:
[(1, 124990388), (2, 62495194), (4, 31247597), (31, 4031948), (62, 2015974), (71, 1760428), (124, 1007987), (142, 880214), (284, 440107), (2201, 56788), (4402, 28394), (8804, 14197)]

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