487455920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{124351}}^1$

素因数の和:124378

約数の個数: 60

約数和(自身を含む): 1318379904

約数和(自身を除く): 830923984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 124351, 248702, 497404, 621755, 870457, 994808, 1243510, 1740914, 1989616, 2487020, 3481828, 4352285, 4974040, 6093199, 6963656, 8704570, 9948080, 12186398, 13927312, 17409140, 24372796, 30465995, 34818280, 48745592, 60931990, 69636560, 97491184, 121863980, 243727960, 487455920]

約数ペア:

[(1, 487455920), (2, 243727960), (4, 121863980), (5, 97491184), (7, 69636560), (8, 60931990), (10, 48745592), (14, 34818280), (16, 30465995), (20, 24372796), (28, 17409140), (35, 13927312), (40, 12186398), (49, 9948080), (56, 8704570), (70, 6963656), (80, 6093199), (98, 4974040), (112, 4352285), (140, 3481828), (196, 2487020), (245, 1989616), (280, 1740914), (392, 1243510), (490, 994808), (560, 870457), (784, 621755), (980, 497404), (1960, 248702), (3920, 124351)]