About the Number

4992990

4992989 ← → 4992991

2進数表記:10011000010111111011110

漢数字表記:四百九十九万二千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 149 1 × 1117 1

素因数の和:1276
約数の個数: 32
約数和(自身を含む): 12074400
約数和(自身を除く): 7081410

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 447, 745, 894, 1117, 1490, 2234, 2235, 3351, 4470, 5585, 6702, 11170, 16755, 33510, 166433, 332866, 499299, 832165, 998598, 1664330, 2496495, 4992990]

約数ペア:
[(1, 4992990), (2, 2496495), (3, 1664330), (5, 998598), (6, 832165), (10, 499299), (15, 332866), (30, 166433), (149, 33510), (298, 16755), (447, 11170), (745, 6702), (894, 5585), (1117, 4470), (1490, 3351), (2234, 2235)]

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