About the Number

31012190

31012189 ← → 31012191

2進数表記:1110110010011010101011110

漢数字表記:三千百一万二千百九十

素因数分解:

2 1 × 5 1 × 11 1 × 257 1 × 1097 1

素因数の和:1372
約数の個数: 32
約数和(自身を含む): 61189344
約数和(自身を除く): 30177154

約数列:
[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1097, 1285, 2194, 2570, 2827, 5485, 5654, 10970, 12067, 14135, 24134, 28270, 60335, 120670, 281929, 563858, 1409645, 2819290, 3101219, 6202438, 15506095, 31012190]

約数ペア:
[(1, 31012190), (2, 15506095), (5, 6202438), (10, 3101219), (11, 2819290), (22, 1409645), (55, 563858), (110, 281929), (257, 120670), (514, 60335), (1097, 28270), (1285, 24134), (2194, 14135), (2570, 12067), (2827, 10970), (5485, 5654)]

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