About the Number

39681090

39681089 ← → 39681091

2進数表記:10010111010111110001000010

漢数字表記:三千九百六十八万千九十

素因数分解:

2 1 × 3 4 × 5 1 × 48989 1

素因数の和:49008
約数の個数: 40
約数和(自身を含む): 106700220
約数和(自身を除く): 67019130

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 48989, 97978, 146967, 244945, 293934, 440901, 489890, 734835, 881802, 1322703, 1469670, 2204505, 2645406, 3968109, 4409010, 6613515, 7936218, 13227030, 19840545, 39681090]

約数ペア:
[(1, 39681090), (2, 19840545), (3, 13227030), (5, 7936218), (6, 6613515), (9, 4409010), (10, 3968109), (15, 2645406), (18, 2204505), (27, 1469670), (30, 1322703), (45, 881802), (54, 734835), (81, 489890), (90, 440901), (135, 293934), (162, 244945), (270, 146967), (405, 97978), (810, 48989)]

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