57440660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 126717696

約数和(自身を除く): 69277036

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 386, 460, 647, 772, 965, 1294, 1930, 2588, 3235, 3860, 4439, 6470, 8878, 12940, 14881, 17756, 22195, 29762, 44390, 59524, 74405, 88780, 124871, 148810, 249742, 297620, 499484, 624355, 1248710, 2497420, 2872033, 5744066, 11488132, 14360165, 28720330, 57440660]

約数ペア:

[(1, 57440660), (2, 28720330), (4, 14360165), (5, 11488132), (10, 5744066), (20, 2872033), (23, 2497420), (46, 1248710), (92, 624355), (115, 499484), (193, 297620), (230, 249742), (386, 148810), (460, 124871), (647, 88780), (772, 74405), (965, 59524), (1294, 44390), (1930, 29762), (2588, 22195), (3235, 17756), (3860, 14881), (4439, 12940), (6470, 8878)]