About the Number

1232990

1232989 ← → 1232991

2進数表記:100101101000001011110

漢数字表記:百二十三万二千九百九十

素因数分解:

2 1 × 5 1 × 11 2 × 1019 1

素因数の和:1048
約数の個数: 24
約数和(自身を含む): 2441880
約数和(自身を除く): 1208890

約数列:
[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1019, 1210, 2038, 5095, 10190, 11209, 22418, 56045, 112090, 123299, 246598, 616495, 1232990]

約数ペア:
[(1, 1232990), (2, 616495), (5, 246598), (10, 123299), (11, 112090), (22, 56045), (55, 22418), (110, 11209), (121, 10190), (242, 5095), (605, 2038), (1019, 1210)]

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