217925156980

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{12626023}}^1$

素因数の和:12626895

約数の個数: 24

約数和(自身を含む): 458173158912

約数和(自身を除く): 240248001932

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 8630, 17260, 12626023, 25252046, 50504092, 63130115, 126260230, 252520460, 10896257849, 21792515698, 43585031396, 54481289245, 108962578490, 217925156980]

約数ペア:

[(1, 217925156980), (2, 108962578490), (4, 54481289245), (5, 43585031396), (10, 21792515698), (20, 10896257849), (863, 252520460), (1726, 126260230), (3452, 63130115), (4315, 50504092), (8630, 25252046), (17260, 12626023)]