20129408710

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1\times {\mathrm{13649}}^1$

素因数の和:14856

約数の個数: 32

約数和(自身を含む): 36530676000

約数和(自身を除く): 16401267290

約数列:

[1, 2, 5, 10, 139, 278, 695, 1061, 1390, 2122, 5305, 10610, 13649, 27298, 68245, 136490, 147479, 294958, 737395, 1474790, 1897211, 3794422, 9486055, 14481589, 18972110, 28963178, 72407945, 144815890, 2012940871, 4025881742, 10064704355, 20129408710]

約数ペア:

[(1, 20129408710), (2, 10064704355), (5, 4025881742), (10, 2012940871), (139, 144815890), (278, 72407945), (695, 28963178), (1061, 18972110), (1390, 14481589), (2122, 9486055), (5305, 3794422), (10610, 1897211), (13649, 1474790), (27298, 737395), (68245, 294958), (136490, 147479)]