20757070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50627}}^1$

素因数の和:50675

約数の個数: 16

約数和(自身を含む): 38274768

約数和(自身を除く): 17517698

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50627, 101254, 253135, 506270, 2075707, 4151414, 10378535, 20757070]

約数ペア:

[(1, 20757070), (2, 10378535), (5, 4151414), (10, 2075707), (41, 506270), (82, 253135), (205, 101254), (410, 50627)]