20737210070

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2341}}^1\times {\mathrm{11213}}^1$

素因数の和:13640

約数の個数: 32

約数和(自身を含む): 37818990720

約数和(自身を除く): 17081780650

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 2341, 4682, 11213, 11705, 22426, 23410, 56065, 112130, 184939, 369878, 885827, 924695, 1771654, 1849390, 4429135, 8858270, 26249633, 52499266, 131248165, 262496330, 2073721007, 4147442014, 10368605035, 20737210070]

約数ペア:

[(1, 20737210070), (2, 10368605035), (5, 4147442014), (10, 2073721007), (79, 262496330), (158, 131248165), (395, 52499266), (790, 26249633), (2341, 8858270), (4682, 4429135), (11213, 1849390), (11705, 1771654), (22426, 924695), (23410, 885827), (56065, 369878), (112130, 184939)]