425948080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{280229}}^1$

素因数の和:280261

約数の個数: 40

約数和(自身を含む): 1042455600

約数和(自身を除く): 616507520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 280229, 560458, 1120916, 1401145, 2241832, 2802290, 4483664, 5324351, 5604580, 10648702, 11209160, 21297404, 22418320, 26621755, 42594808, 53243510, 85189616, 106487020, 212974040, 425948080]

約数ペア:

[(1, 425948080), (2, 212974040), (4, 106487020), (5, 85189616), (8, 53243510), (10, 42594808), (16, 26621755), (19, 22418320), (20, 21297404), (38, 11209160), (40, 10648702), (76, 5604580), (80, 5324351), (95, 4483664), (152, 2802290), (190, 2241832), (304, 1401145), (380, 1120916), (760, 560458), (1520, 280229)]