12123780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{202063}}^1$

素因数の和:202075

約数の個数: 24

約数和(自身を含む): 33946752

約数和(自身を除く): 21822972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 202063, 404126, 606189, 808252, 1010315, 1212378, 2020630, 2424756, 3030945, 4041260, 6061890, 12123780]

約数ペア:

[(1, 12123780), (2, 6061890), (3, 4041260), (4, 3030945), (5, 2424756), (6, 2020630), (10, 1212378), (12, 1010315), (15, 808252), (20, 606189), (30, 404126), (60, 202063)]