210979070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{1171}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 389854080

約数和(自身を除く): 178875010

約数列:

[1, 2, 5, 10, 43, 86, 215, 419, 430, 838, 1171, 2095, 2342, 4190, 5855, 11710, 18017, 36034, 50353, 90085, 100706, 180170, 251765, 490649, 503530, 981298, 2453245, 4906490, 21097907, 42195814, 105489535, 210979070]

約数ペア:

[(1, 210979070), (2, 105489535), (5, 42195814), (10, 21097907), (43, 4906490), (86, 2453245), (215, 981298), (419, 503530), (430, 490649), (838, 251765), (1171, 180170), (2095, 100706), (2342, 90085), (4190, 50353), (5855, 36034), (11710, 18017)]