1024446400

素因数分解:

$2^6\times 5^2\times {\mathrm{640279}}^1$

素因数の和:640301

約数の個数: 42

約数和(自身を含む): 2520782360

約数和(自身を除く): 1496335960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 640279, 1280558, 2561116, 3201395, 5122232, 6402790, 10244464, 12805580, 16006975, 20488928, 25611160, 32013950, 40977856, 51222320, 64027900, 102444640, 128055800, 204889280, 256111600, 512223200, 1024446400]

約数ペア:

[(1, 1024446400), (2, 512223200), (4, 256111600), (5, 204889280), (8, 128055800), (10, 102444640), (16, 64027900), (20, 51222320), (25, 40977856), (32, 32013950), (40, 25611160), (50, 20488928), (64, 16006975), (80, 12805580), (100, 10244464), (160, 6402790), (200, 5122232), (320, 3201395), (400, 2561116), (800, 1280558), (1600, 640279)]