About the Number

27804990

27804989 ← → 27804991

2進数表記:1101010000100010100111110

漢数字表記:二千七百八十万四千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 307 1 × 3019 1

素因数の和:3336
約数の個数: 32
約数和(自身を含む): 66971520
約数和(自身を除く): 39166530

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 307, 614, 921, 1535, 1842, 3019, 3070, 4605, 6038, 9057, 9210, 15095, 18114, 30190, 45285, 90570, 926833, 1853666, 2780499, 4634165, 5560998, 9268330, 13902495, 27804990]

約数ペア:
[(1, 27804990), (2, 13902495), (3, 9268330), (5, 5560998), (6, 4634165), (10, 2780499), (15, 1853666), (30, 926833), (307, 90570), (614, 45285), (921, 30190), (1535, 18114), (1842, 15095), (3019, 9210), (3070, 9057), (4605, 6038)]

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