245414960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{438241}}^1$

素因数の和:438261

約数の個数: 40

約数和(自身を含む): 652104096

約数和(自身を除く): 406689136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 438241, 876482, 1752964, 2191205, 3067687, 3505928, 4382410, 6135374, 7011856, 8764820, 12270748, 15338435, 17529640, 24541496, 30676870, 35059280, 49082992, 61353740, 122707480, 245414960]

約数ペア:

[(1, 245414960), (2, 122707480), (4, 61353740), (5, 49082992), (7, 35059280), (8, 30676870), (10, 24541496), (14, 17529640), (16, 15338435), (20, 12270748), (28, 8764820), (35, 7011856), (40, 6135374), (56, 4382410), (70, 3505928), (80, 3067687), (112, 2191205), (140, 1752964), (280, 876482), (560, 438241)]