2011457770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{128857}}^1$

素因数の和:129094

約数の個数: 32

約数和(自身を含む): 4156443648

約数和(自身を除く): 2144985878

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 7805, 15610, 128857, 257714, 644285, 901999, 1288570, 1803998, 4509995, 9019990, 28735111, 57470222, 143675555, 201145777, 287351110, 402291554, 1005728885, 2011457770]

約数ペア:

[(1, 2011457770), (2, 1005728885), (5, 402291554), (7, 287351110), (10, 201145777), (14, 143675555), (35, 57470222), (70, 28735111), (223, 9019990), (446, 4509995), (1115, 1803998), (1561, 1288570), (2230, 901999), (3122, 644285), (7805, 257714), (15610, 128857)]