2555146820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{12653}}^1$

素因数の和:13124

約数の個数: 48

約数和(自身を含む): 5612302080

約数和(自身を除く): 3057155260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 439, 460, 878, 1756, 2195, 4390, 8780, 10097, 12653, 20194, 25306, 40388, 50485, 50612, 63265, 100970, 126530, 201940, 253060, 291019, 582038, 1164076, 1455095, 2910190, 5554667, 5820380, 11109334, 22218668, 27773335, 55546670, 111093340, 127757341, 255514682, 511029364, 638786705, 1277573410, 2555146820]

約数ペア:

[(1, 2555146820), (2, 1277573410), (4, 638786705), (5, 511029364), (10, 255514682), (20, 127757341), (23, 111093340), (46, 55546670), (92, 27773335), (115, 22218668), (230, 11109334), (439, 5820380), (460, 5554667), (878, 2910190), (1756, 1455095), (2195, 1164076), (4390, 582038), (8780, 291019), (10097, 253060), (12653, 201940), (20194, 126530), (25306, 100970), (40388, 63265), (50485, 50612)]