1875820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 3997728

約数和(自身を除く): 2121908

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1321, 1420, 2642, 5284, 6605, 13210, 26420, 93791, 187582, 375164, 468955, 937910, 1875820]

約数ペア:

[(1, 1875820), (2, 937910), (4, 468955), (5, 375164), (10, 187582), (20, 93791), (71, 26420), (142, 13210), (284, 6605), (355, 5284), (710, 2642), (1321, 1420)]