About the Number

10987290

10987289 ← → 10987291

2進数表記:101001111010011100011010

漢数字表記:千九十八万七千二百九十

素因数分解:

2 1 × 3 2 × 5 1 × 122081 1

素因数の和:122094
約数の個数: 24
約数和(自身を含む): 28567188
約数和(自身を除く): 17579898

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 122081, 244162, 366243, 610405, 732486, 1098729, 1220810, 1831215, 2197458, 3662430, 5493645, 10987290]

約数ペア:
[(1, 10987290), (2, 5493645), (3, 3662430), (5, 2197458), (6, 1831215), (9, 1220810), (10, 1098729), (15, 732486), (18, 610405), (30, 366243), (45, 244162), (90, 122081)]

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