56780260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 124185600

約数和(自身を除く): 67405340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 223, 290, 439, 446, 580, 878, 892, 1115, 1756, 2195, 2230, 4390, 4460, 6467, 8780, 12731, 12934, 25462, 25868, 32335, 50924, 63655, 64670, 97897, 127310, 129340, 195794, 254620, 391588, 489485, 978970, 1957940, 2839013, 5678026, 11356052, 14195065, 28390130, 56780260]

約数ペア:

[(1, 56780260), (2, 28390130), (4, 14195065), (5, 11356052), (10, 5678026), (20, 2839013), (29, 1957940), (58, 978970), (116, 489485), (145, 391588), (223, 254620), (290, 195794), (439, 129340), (446, 127310), (580, 97897), (878, 64670), (892, 63655), (1115, 50924), (1756, 32335), (2195, 25868), (2230, 25462), (4390, 12934), (4460, 12731), (6467, 8780)]