378742020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{20297}}^1$

素因数の和:20620

約数の個数: 48

約数和(自身を含む): 1063939968

約数和(自身を除く): 685197948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1866, 3110, 3732, 4665, 6220, 9330, 18660, 20297, 40594, 60891, 81188, 101485, 121782, 202970, 243564, 304455, 405940, 608910, 1217820, 6312367, 12624734, 18937101, 25249468, 31561835, 37874202, 63123670, 75748404, 94685505, 126247340, 189371010, 378742020]

約数ペア:

[(1, 378742020), (2, 189371010), (3, 126247340), (4, 94685505), (5, 75748404), (6, 63123670), (10, 37874202), (12, 31561835), (15, 25249468), (20, 18937101), (30, 12624734), (60, 6312367), (311, 1217820), (622, 608910), (933, 405940), (1244, 304455), (1555, 243564), (1866, 202970), (3110, 121782), (3732, 101485), (4665, 81188), (6220, 60891), (9330, 40594), (18660, 20297)]