47098760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 109771200

約数和(自身を除く): 62672440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 139, 172, 197, 215, 278, 344, 394, 430, 556, 695, 788, 860, 985, 1112, 1390, 1576, 1720, 1970, 2780, 3940, 5560, 5977, 7880, 8471, 11954, 16942, 23908, 27383, 29885, 33884, 42355, 47816, 54766, 59770, 67768, 84710, 109532, 119540, 136915, 169420, 219064, 239080, 273830, 338840, 547660, 1095320, 1177469, 2354938, 4709876, 5887345, 9419752, 11774690, 23549380, 47098760]

約数ペア:

[(1, 47098760), (2, 23549380), (4, 11774690), (5, 9419752), (8, 5887345), (10, 4709876), (20, 2354938), (40, 1177469), (43, 1095320), (86, 547660), (139, 338840), (172, 273830), (197, 239080), (215, 219064), (278, 169420), (344, 136915), (394, 119540), (430, 109532), (556, 84710), (695, 67768), (788, 59770), (860, 54766), (985, 47816), (1112, 42355), (1390, 33884), (1576, 29885), (1720, 27383), (1970, 23908), (2780, 16942), (3940, 11954), (5560, 8471), (5977, 7880)]