248001880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{885721}}^1$

素因数の和:885739

約数の個数: 32

約数和(自身を含む): 637719840

約数和(自身を除く): 389717960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 885721, 1771442, 3542884, 4428605, 6200047, 7085768, 8857210, 12400094, 17714420, 24800188, 31000235, 35428840, 49600376, 62000470, 124000940, 248001880]

約数ペア:

[(1, 248001880), (2, 124000940), (4, 62000470), (5, 49600376), (7, 35428840), (8, 31000235), (10, 24800188), (14, 17714420), (20, 12400094), (28, 8857210), (35, 7085768), (40, 6200047), (56, 4428605), (70, 3542884), (140, 1771442), (280, 885721)]