20775870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 58900608

約数和(自身を除く): 38124738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 37, 45, 51, 74, 85, 90, 102, 111, 153, 170, 185, 222, 255, 306, 333, 367, 370, 510, 555, 629, 666, 734, 765, 1101, 1110, 1258, 1530, 1665, 1835, 1887, 2202, 3145, 3303, 3330, 3670, 3774, 5505, 5661, 6239, 6290, 6606, 9435, 11010, 11322, 12478, 13579, 16515, 18717, 18870, 27158, 28305, 31195, 33030, 37434, 40737, 56151, 56610, 62390, 67895, 81474, 93585, 112302, 122211, 135790, 187170, 203685, 230843, 244422, 280755, 407370, 461686, 561510, 611055, 692529, 1154215, 1222110, 1385058, 2077587, 2308430, 3462645, 4155174, 6925290, 10387935, 20775870]

約数ペア:

[(1, 20775870), (2, 10387935), (3, 6925290), (5, 4155174), (6, 3462645), (9, 2308430), (10, 2077587), (15, 1385058), (17, 1222110), (18, 1154215), (30, 692529), (34, 611055), (37, 561510), (45, 461686), (51, 407370), (74, 280755), (85, 244422), (90, 230843), (102, 203685), (111, 187170), (153, 135790), (170, 122211), (185, 112302), (222, 93585), (255, 81474), (306, 67895), (333, 62390), (367, 56610), (370, 56151), (510, 40737), (555, 37434), (629, 33030), (666, 31195), (734, 28305), (765, 27158), (1101, 18870), (1110, 18717), (1258, 16515), (1530, 13579), (1665, 12478), (1835, 11322), (1887, 11010), (2202, 9435), (3145, 6606), (3303, 6290), (3330, 6239), (3670, 5661), (3774, 5505)]