About the Number

90481420

90481419 ← → 90481421

2進数表記:101011001001010001100001100

漢数字表記:九千四十八万千四百二十

素因数分解:

2 2 × 5 1 × 19 1 × 238109 1

素因数の和:238137
約数の個数: 24
約数和(自身を含む): 200012400
約数和(自身を除く): 109530980

約数列:
[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 238109, 476218, 952436, 1190545, 2381090, 4524071, 4762180, 9048142, 18096284, 22620355, 45240710, 90481420]

約数ペア:
[(1, 90481420), (2, 45240710), (4, 22620355), (5, 18096284), (10, 9048142), (19, 4762180), (20, 4524071), (38, 2381090), (76, 1190545), (95, 952436), (190, 476218), (380, 238109)]

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