About the Number

472120990

472120989 ← → 472120991

2進数表記:11100001000111111111010011110

漢数字表記:四億七千二百十二万九百九十

素因数分解:

2 1 × 5 1 × 11 1 × 4292009 1

素因数の和:4292027
約数の個数: 16
約数和(自身を含む): 927074160
約数和(自身を除く): 454953170

約数列:
[1, 2, 5, 10, 11, 22, 55, 110, 4292009, 8584018, 21460045, 42920090, 47212099, 94424198, 236060495, 472120990]

約数ペア:
[(1, 472120990), (2, 236060495), (5, 94424198), (10, 47212099), (11, 42920090), (22, 21460045), (55, 8584018), (110, 4292009)]

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