About the Number

23121490

23121489 ← → 23121491

2進数表記:1011000001100111001010010

漢数字表記:二千三百十二万千四百九十

素因数分解:

2 1 × 5 1 × 7 1 × 137 1 × 2411 1

素因数の和:2562
約数の個数: 32
約数和(自身を含む): 47931264
約数和(自身を除く): 24809774

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 2411, 4795, 4822, 9590, 12055, 16877, 24110, 33754, 84385, 168770, 330307, 660614, 1651535, 2312149, 3303070, 4624298, 11560745, 23121490]

約数ペア:
[(1, 23121490), (2, 11560745), (5, 4624298), (7, 3303070), (10, 2312149), (14, 1651535), (35, 660614), (70, 330307), (137, 168770), (274, 84385), (685, 33754), (959, 24110), (1370, 16877), (1918, 12055), (2411, 9590), (4795, 4822)]

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