20573340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342889}}^1$

素因数の和:342901

約数の個数: 24

約数和(自身を含む): 57605520

約数和(自身を除く): 37032180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342889, 685778, 1028667, 1371556, 1714445, 2057334, 3428890, 4114668, 5143335, 6857780, 10286670, 20573340]

約数ペア:

[(1, 20573340), (2, 10286670), (3, 6857780), (4, 5143335), (5, 4114668), (6, 3428890), (10, 2057334), (12, 1714445), (15, 1371556), (20, 1028667), (30, 685778), (60, 342889)]