About the Number

1214271490

1214271489 ← → 1214271491

2進数表記:1001000011000000101000000000010

漢数字表記:十二億千四百二十七万千四百九十

素因数分解:

2 1 × 5 1 × 61 1 × 101 1 × 19709 1

素因数の和:19878
約数の個数: 32
約数和(自身を含む): 2243628720
約数和(自身を除く): 1029357230

約数列:
[1, 2, 5, 10, 61, 101, 122, 202, 305, 505, 610, 1010, 6161, 12322, 19709, 30805, 39418, 61610, 98545, 197090, 1202249, 1990609, 2404498, 3981218, 6011245, 9953045, 12022490, 19906090, 121427149, 242854298, 607135745, 1214271490]

約数ペア:
[(1, 1214271490), (2, 607135745), (5, 242854298), (10, 121427149), (61, 19906090), (101, 12022490), (122, 9953045), (202, 6011245), (305, 3981218), (505, 2404498), (610, 1990609), (1010, 1202249), (6161, 197090), (12322, 98545), (19709, 61610), (30805, 39418)]

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