2189408060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15638629}}^1$

素因数の和:15638645

約数の個数: 24

約数和(自身を含む): 5254579680

約数和(自身を除く): 3065171620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15638629, 31277258, 62554516, 78193145, 109470403, 156386290, 218940806, 312772580, 437881612, 547352015, 1094704030, 2189408060]

約数ペア:

[(1, 2189408060), (2, 1094704030), (4, 547352015), (5, 437881612), (7, 312772580), (10, 218940806), (14, 156386290), (20, 109470403), (28, 78193145), (35, 62554516), (70, 31277258), (140, 15638629)]