About the Number
20642790
2進数表記:1001110101111101111100110
漢数字表記:二千六十四万二千七百九十
素因数分解:
素因数の和:98316
約数の個数: 32
約数和(自身を含む): 56620800
約数和(自身を除く): 35978010
約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98299, 196598, 294897, 491495, 589794, 688093, 982990, 1376186, 1474485, 2064279, 2948970, 3440465, 4128558, 6880930, 10321395, 20642790]
約数ペア:
[(1, 20642790), (2, 10321395), (3, 6880930), (5, 4128558), (6, 3440465), (7, 2948970), (10, 2064279), (14, 1474485), (15, 1376186), (21, 982990), (30, 688093), (35, 589794), (42, 491495), (70, 294897), (105, 196598), (210, 98299)]このpageの処理時間: 0.0034520626068115234 seconds