188225620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 447866496

約数和(自身を除く): 259640876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 101, 110, 172, 197, 202, 215, 220, 394, 404, 430, 473, 505, 788, 860, 946, 985, 1010, 1111, 1892, 1970, 2020, 2167, 2222, 2365, 3940, 4334, 4343, 4444, 4730, 5555, 8471, 8668, 8686, 9460, 10835, 11110, 16942, 17372, 19897, 21670, 21715, 22220, 33884, 39794, 42355, 43340, 43430, 47773, 79588, 84710, 86860, 93181, 95546, 99485, 169420, 186362, 191092, 198970, 218867, 238865, 372724, 397940, 437734, 465905, 477730, 855571, 875468, 931810, 955460, 1094335, 1711142, 1863620, 2188670, 3422284, 4277855, 4377340, 8555710, 9411281, 17111420, 18822562, 37645124, 47056405, 94112810, 188225620]

約数ペア:

[(1, 188225620), (2, 94112810), (4, 47056405), (5, 37645124), (10, 18822562), (11, 17111420), (20, 9411281), (22, 8555710), (43, 4377340), (44, 4277855), (55, 3422284), (86, 2188670), (101, 1863620), (110, 1711142), (172, 1094335), (197, 955460), (202, 931810), (215, 875468), (220, 855571), (394, 477730), (404, 465905), (430, 437734), (473, 397940), (505, 372724), (788, 238865), (860, 218867), (946, 198970), (985, 191092), (1010, 186362), (1111, 169420), (1892, 99485), (1970, 95546), (2020, 93181), (2167, 86860), (2222, 84710), (2365, 79588), (3940, 47773), (4334, 43430), (4343, 43340), (4444, 42355), (4730, 39794), (5555, 33884), (8471, 22220), (8668, 21715), (8686, 21670), (9460, 19897), (10835, 17372), (11110, 16942)]