About the Number

38681640

38681639 ← → 38681641

2進数表記:10010011100011110000101000

漢数字表記:三千八百六十八万千六百四十

素因数分解:

2 3 × 3 2 × 5 1 × 107449 1

素因数の和:107466
約数の個数: 48
約数和(自身を含む): 125716500
約数和(自身を除く): 87034860

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 107449, 214898, 322347, 429796, 537245, 644694, 859592, 967041, 1074490, 1289388, 1611735, 1934082, 2148980, 2578776, 3223470, 3868164, 4297960, 4835205, 6446940, 7736328, 9670410, 12893880, 19340820, 38681640]

約数ペア:
[(1, 38681640), (2, 19340820), (3, 12893880), (4, 9670410), (5, 7736328), (6, 6446940), (8, 4835205), (9, 4297960), (10, 3868164), (12, 3223470), (15, 2578776), (18, 2148980), (20, 1934082), (24, 1611735), (30, 1289388), (36, 1074490), (40, 967041), (45, 859592), (60, 644694), (72, 537245), (90, 429796), (120, 322347), (180, 214898), (360, 107449)]

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