About the Number

31089190

31089189 ← → 31089191

2進数表記:1110110100110001000100110

漢数字表記:三千百八万九千百九十

素因数分解:

2 1 × 5 1 × 11 1 × 233 1 × 1213 1

素因数の和:1464
約数の個数: 32
約数和(自身を含む): 61360416
約数和(自身を除く): 30271226

約数列:
[1, 2, 5, 10, 11, 22, 55, 110, 233, 466, 1165, 1213, 2330, 2426, 2563, 5126, 6065, 12130, 12815, 13343, 25630, 26686, 66715, 133430, 282629, 565258, 1413145, 2826290, 3108919, 6217838, 15544595, 31089190]

約数ペア:
[(1, 31089190), (2, 15544595), (5, 6217838), (10, 3108919), (11, 2826290), (22, 1413145), (55, 565258), (110, 282629), (233, 133430), (466, 66715), (1165, 26686), (1213, 25630), (2330, 13343), (2426, 12815), (2563, 12130), (5126, 6065)]

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