About the Number

2640930

2640929 ← → 2640931

2進数表記:1010000100110000100010

漢数字表記:二百六十四万九百三十

素因数分解:

2 1 × 3 1 × 5 1 × 47 1 × 1873 1

素因数の和:1930
約数の個数: 32
約数和(自身を含む): 6476544
約数和(自身を除く): 3835614

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 1873, 3746, 5619, 9365, 11238, 18730, 28095, 56190, 88031, 176062, 264093, 440155, 528186, 880310, 1320465, 2640930]

約数ペア:
[(1, 2640930), (2, 1320465), (3, 880310), (5, 528186), (6, 440155), (10, 264093), (15, 176062), (30, 88031), (47, 56190), (94, 28095), (141, 18730), (235, 11238), (282, 9365), (470, 5619), (705, 3746), (1410, 1873)]

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