About the Number

204401290

204401289 ← → 204401291

2進数表記:1100001011101110101010001010

漢数字表記:二億四百四十万千二百九十

素因数分解:

2 1 × 5 1 × 31 1 × 197 1 × 3347 1

素因数の和:3582
約数の個数: 32
約数和(自身を含む): 381832704
約数和(自身を除く): 177431414

約数列:
[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 985, 1970, 3347, 6107, 6694, 12214, 16735, 30535, 33470, 61070, 103757, 207514, 518785, 659359, 1037570, 1318718, 3296795, 6593590, 20440129, 40880258, 102200645, 204401290]

約数ペア:
[(1, 204401290), (2, 102200645), (5, 40880258), (10, 20440129), (31, 6593590), (62, 3296795), (155, 1318718), (197, 1037570), (310, 659359), (394, 518785), (985, 207514), (1970, 103757), (3347, 61070), (6107, 33470), (6694, 30535), (12214, 16735)]

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