About the Number

2908420

2908419 ← → 2908421

2進数表記:1011000110000100000100

漢数字表記:二百九十万八千四百二十

素因数分解:

2 2 × 5 1 × 31 1 × 4691 1

素因数の和:4731
約数の個数: 24
約数和(自身を含む): 6306048
約数和(自身を除く): 3397628

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4691, 9382, 18764, 23455, 46910, 93820, 145421, 290842, 581684, 727105, 1454210, 2908420]

約数ペア:
[(1, 2908420), (2, 1454210), (4, 727105), (5, 581684), (10, 290842), (20, 145421), (31, 93820), (62, 46910), (124, 23455), (155, 18764), (310, 9382), (620, 4691)]

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