About the Number

4906990

4906989 ← → 4906991

2進数表記:10010101101111111101110

漢数字表記:四百九十万六千九百九十

素因数分解:

2 1 × 5 1 × 11 1 × 31 1 × 1439 1

素因数の和:1488
約数の個数: 32
約数和(自身を含む): 9953280
約数和(自身を除く): 5046290

約数列:
[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1439, 1705, 2878, 3410, 7195, 14390, 15829, 31658, 44609, 79145, 89218, 158290, 223045, 446090, 490699, 981398, 2453495, 4906990]

約数ペア:
[(1, 4906990), (2, 2453495), (5, 981398), (10, 490699), (11, 446090), (22, 223045), (31, 158290), (55, 89218), (62, 79145), (110, 44609), (155, 31658), (310, 15829), (341, 14390), (682, 7195), (1439, 3410), (1705, 2878)]

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