2017870015

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 2981975040

約数和(自身を除く): 964105025

約数列:

[1, 5, 7, 19, 35, 73, 95, 133, 197, 211, 365, 511, 665, 985, 1055, 1379, 1387, 1477, 2555, 3743, 4009, 6895, 6935, 7385, 9709, 14381, 15403, 18715, 20045, 26201, 28063, 41567, 48545, 71905, 77015, 100667, 107821, 131005, 140315, 207835, 273239, 290969, 292657, 503335, 539105, 789773, 1366195, 1454845, 1463285, 1912673, 2048599, 3034391, 3948865, 5528411, 9563365, 10242995, 15171955, 21240737, 27642055, 57653429, 106203685, 288267145, 403574003, 2017870015]

約数ペア:

[(1, 2017870015), (5, 403574003), (7, 288267145), (19, 106203685), (35, 57653429), (73, 27642055), (95, 21240737), (133, 15171955), (197, 10242995), (211, 9563365), (365, 5528411), (511, 3948865), (665, 3034391), (985, 2048599), (1055, 1912673), (1379, 1463285), (1387, 1454845), (1477, 1366195), (2555, 789773), (3743, 539105), (4009, 503335), (6895, 292657), (6935, 290969), (7385, 273239), (9709, 207835), (14381, 140315), (15403, 131005), (18715, 107821), (20045, 100667), (26201, 77015), (28063, 71905), (41567, 48545)]