200306820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{476921}}^1$

素因数の和:476940

約数の個数: 48

約数和(自身を含む): 640983168

約数和(自身を除く): 440676348

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, 476921, 953842, 1430763, 1907684, 2384605, 2861526, 3338447, 4769210, 5723052, 6676894, 7153815, 9538420, 10015341, 13353788, 14307630, 16692235, 20030682, 28615260, 33384470, 40061364, 50076705, 66768940, 100153410, 200306820]

約数ペア:

[(1, 200306820), (2, 100153410), (3, 66768940), (4, 50076705), (5, 40061364), (6, 33384470), (7, 28615260), (10, 20030682), (12, 16692235), (14, 14307630), (15, 13353788), (20, 10015341), (21, 9538420), (28, 7153815), (30, 6676894), (35, 5723052), (42, 4769210), (60, 3338447), (70, 2861526), (84, 2384605), (105, 1907684), (140, 1430763), (210, 953842), (420, 476921)]