1887270420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4493501}}^1$

素因数の和:4493520

約数の個数: 48

約数和(自身を含む): 6039266688

約数和(自身を除く): 4151996268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4493501, 8987002, 13480503, 17974004, 22467505, 26961006, 31454507, 44935010, 53922012, 62909014, 67402515, 89870020, 94363521, 125818028, 134805030, 157272535, 188727042, 269610060, 314545070, 377454084, 471817605, 629090140, 943635210, 1887270420]

約数ペア:

[(1, 1887270420), (2, 943635210), (3, 629090140), (4, 471817605), (5, 377454084), (6, 314545070), (7, 269610060), (10, 188727042), (12, 157272535), (14, 134805030), (15, 125818028), (20, 94363521), (21, 89870020), (28, 67402515), (30, 62909014), (35, 53922012), (42, 44935010), (60, 31454507), (70, 26961006), (84, 22467505), (105, 17974004), (140, 13480503), (210, 8987002), (420, 4493501)]