19021440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{9907}}^1$

素因数の和:9929

約数の個数: 64

約数和(自身を含む): 60636960

約数和(自身を除く): 41615520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 9907, 19814, 29721, 39628, 49535, 59442, 79256, 99070, 118884, 148605, 158512, 198140, 237768, 297210, 317024, 396280, 475536, 594420, 634048, 792560, 951072, 1188840, 1268096, 1585120, 1902144, 2377680, 3170240, 3804288, 4755360, 6340480, 9510720, 19021440]

約数ペア:

[(1, 19021440), (2, 9510720), (3, 6340480), (4, 4755360), (5, 3804288), (6, 3170240), (8, 2377680), (10, 1902144), (12, 1585120), (15, 1268096), (16, 1188840), (20, 951072), (24, 792560), (30, 634048), (32, 594420), (40, 475536), (48, 396280), (60, 317024), (64, 297210), (80, 237768), (96, 198140), (120, 158512), (128, 148605), (160, 118884), (192, 99070), (240, 79256), (320, 59442), (384, 49535), (480, 39628), (640, 29721), (960, 19814), (1920, 9907)]