20298660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{907}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 57051456

約数和(自身を除く): 36752796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 907, 1119, 1492, 1814, 1865, 2238, 2721, 3628, 3730, 4476, 4535, 5442, 5595, 7460, 9070, 10884, 11190, 13605, 18140, 22380, 27210, 54420, 338311, 676622, 1014933, 1353244, 1691555, 2029866, 3383110, 4059732, 5074665, 6766220, 10149330, 20298660]

約数ペア:

[(1, 20298660), (2, 10149330), (3, 6766220), (4, 5074665), (5, 4059732), (6, 3383110), (10, 2029866), (12, 1691555), (15, 1353244), (20, 1014933), (30, 676622), (60, 338311), (373, 54420), (746, 27210), (907, 22380), (1119, 18140), (1492, 13605), (1814, 11190), (1865, 10884), (2238, 9070), (2721, 7460), (3628, 5595), (3730, 5442), (4476, 4535)]