427776860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{436507}}^1$

素因数の和:436530

約数の個数: 36

約数和(自身を含む): 1045000152

約数和(自身を除く): 617223292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 436507, 873014, 1746028, 2182535, 3055549, 4365070, 6111098, 8730140, 12222196, 15277745, 21388843, 30555490, 42777686, 61110980, 85555372, 106944215, 213888430, 427776860]

約数ペア:

[(1, 427776860), (2, 213888430), (4, 106944215), (5, 85555372), (7, 61110980), (10, 42777686), (14, 30555490), (20, 21388843), (28, 15277745), (35, 12222196), (49, 8730140), (70, 6111098), (98, 4365070), (140, 3055549), (196, 2182535), (245, 1746028), (490, 873014), (980, 436507)]