20182052860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1262957}}^1$

素因数の和:1263030

約数の個数: 48

約数和(自身を含む): 45830219904

約数和(自身を除く): 25648167044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 15980, 1262957, 2525914, 5051828, 6314785, 12629570, 21470269, 25259140, 42940538, 59358979, 85881076, 107351345, 118717958, 214702690, 237435916, 296794895, 429405380, 593589790, 1009102643, 1187179580, 2018205286, 4036410572, 5045513215, 10091026430, 20182052860]

約数ペア:

[(1, 20182052860), (2, 10091026430), (4, 5045513215), (5, 4036410572), (10, 2018205286), (17, 1187179580), (20, 1009102643), (34, 593589790), (47, 429405380), (68, 296794895), (85, 237435916), (94, 214702690), (170, 118717958), (188, 107351345), (235, 85881076), (340, 59358979), (470, 42940538), (799, 25259140), (940, 21470269), (1598, 12629570), (3196, 6314785), (3995, 5051828), (7990, 2525914), (15980, 1262957)]