About the Number

3850990

3850989 ← → 3850991

2進数表記:1110101100001011101110

漢数字表記:三百八十五万九百九十

素因数分解:

2 1 × 5 1 × 11 1 × 13 1 × 2693 1

素因数の和:2724
約数の個数: 32
約数和(自身を含む): 8146656
約数和(自身を除く): 4295666

約数列:
[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 2693, 5386, 13465, 26930, 29623, 35009, 59246, 70018, 148115, 175045, 296230, 350090, 385099, 770198, 1925495, 3850990]

約数ペア:
[(1, 3850990), (2, 1925495), (5, 770198), (10, 385099), (11, 350090), (13, 296230), (22, 175045), (26, 148115), (55, 70018), (65, 59246), (110, 35009), (130, 29623), (143, 26930), (286, 13465), (715, 5386), (1430, 2693)]

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