About the Number

201471490

201471489 ← → 201471491

2進数表記:1100000000100011011000000010

漢数字表記:二億百四十七万千四百九十

素因数分解:

2 1 × 5 1 × 11 1 × 23 1 × 79633 1

素因数の和:79674
約数の個数: 32
約数和(自身を含む): 412822656
約数和(自身を除く): 211351166

約数列:
[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 79633, 159266, 398165, 796330, 875963, 1751926, 1831559, 3663118, 4379815, 8759630, 9157795, 18315590, 20147149, 40294298, 100735745, 201471490]

約数ペア:
[(1, 201471490), (2, 100735745), (5, 40294298), (10, 20147149), (11, 18315590), (22, 9157795), (23, 8759630), (46, 4379815), (55, 3663118), (110, 1831559), (115, 1751926), (230, 875963), (253, 796330), (506, 398165), (1265, 159266), (2530, 79633)]

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