20112780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{335213}}^1$

素因数の和:335225

約数の個数: 24

約数和(自身を含む): 56315952

約数和(自身を除く): 36203172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 335213, 670426, 1005639, 1340852, 1676065, 2011278, 3352130, 4022556, 5028195, 6704260, 10056390, 20112780]

約数ペア:

[(1, 20112780), (2, 10056390), (3, 6704260), (4, 5028195), (5, 4022556), (6, 3352130), (10, 2011278), (12, 1676065), (15, 1340852), (20, 1005639), (30, 670426), (60, 335213)]