39860290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1087}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 75985920

約数和(自身を除く): 36125630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 193, 386, 965, 1087, 1930, 2174, 3667, 5435, 7334, 10870, 18335, 20653, 36670, 41306, 103265, 206530, 209791, 419582, 1048955, 2097910, 3986029, 7972058, 19930145, 39860290]

約数ペア:

[(1, 39860290), (2, 19930145), (5, 7972058), (10, 3986029), (19, 2097910), (38, 1048955), (95, 419582), (190, 209791), (193, 206530), (386, 103265), (965, 41306), (1087, 36670), (1930, 20653), (2174, 18335), (3667, 10870), (5435, 7334)]