20784510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{230939}}^1$

素因数の和:230952

約数の個数: 24

約数和(自身を含む): 54039960

約数和(自身を除く): 33255450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 230939, 461878, 692817, 1154695, 1385634, 2078451, 2309390, 3464085, 4156902, 6928170, 10392255, 20784510]

約数ペア:

[(1, 20784510), (2, 10392255), (3, 6928170), (5, 4156902), (6, 3464085), (9, 2309390), (10, 2078451), (15, 1385634), (18, 1154695), (30, 692817), (45, 461878), (90, 230939)]