121409620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{319499}}^1$

素因数の和:319527

約数の個数: 24

約数和(自身を含む): 268380000

約数和(自身を除く): 146970380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 319499, 638998, 1277996, 1597495, 3194990, 6070481, 6389980, 12140962, 24281924, 30352405, 60704810, 121409620]

約数ペア:

[(1, 121409620), (2, 60704810), (4, 30352405), (5, 24281924), (10, 12140962), (19, 6389980), (20, 6070481), (38, 3194990), (76, 1597495), (95, 1277996), (190, 638998), (380, 319499)]