About the Number

201901210

201901209 ← → 201901211

2進数表記:1100000010001100010010011010

漢数字表記:二億百九十万千二百十

素因数分解:

2 1 × 5 1 × 7 1 × 73 1 × 39511 1

素因数の和:39598
約数の個数: 32
約数和(自身を含む): 421039872
約数和(自身を除く): 219138662

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 39511, 79022, 197555, 276577, 395110, 553154, 1382885, 2765770, 2884303, 5768606, 14421515, 20190121, 28843030, 40380242, 100950605, 201901210]

約数ペア:
[(1, 201901210), (2, 100950605), (5, 40380242), (7, 28843030), (10, 20190121), (14, 14421515), (35, 5768606), (70, 2884303), (73, 2765770), (146, 1382885), (365, 553154), (511, 395110), (730, 276577), (1022, 197555), (2555, 79022), (5110, 39511)]

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