20044530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 61896960

約数和(自身を除く): 41852430

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 27, 30, 33, 34, 45, 51, 54, 55, 66, 85, 90, 99, 102, 110, 135, 153, 165, 170, 187, 198, 255, 270, 297, 306, 330, 374, 397, 459, 495, 510, 561, 594, 765, 794, 918, 935, 990, 1122, 1191, 1485, 1530, 1683, 1870, 1985, 2295, 2382, 2805, 2970, 3366, 3573, 3970, 4367, 4590, 5049, 5610, 5955, 6749, 7146, 8415, 8734, 10098, 10719, 11910, 13101, 13498, 16830, 17865, 20247, 21438, 21835, 25245, 26202, 33745, 35730, 39303, 40494, 43670, 50490, 53595, 60741, 65505, 67490, 74239, 78606, 101235, 107190, 117909, 121482, 131010, 148478, 182223, 196515, 202470, 222717, 235818, 303705, 364446, 371195, 393030, 445434, 589545, 607410, 668151, 742390, 911115, 1113585, 1179090, 1336302, 1822230, 2004453, 2227170, 3340755, 4008906, 6681510, 10022265, 20044530]

約数ペア:

[(1, 20044530), (2, 10022265), (3, 6681510), (5, 4008906), (6, 3340755), (9, 2227170), (10, 2004453), (11, 1822230), (15, 1336302), (17, 1179090), (18, 1113585), (22, 911115), (27, 742390), (30, 668151), (33, 607410), (34, 589545), (45, 445434), (51, 393030), (54, 371195), (55, 364446), (66, 303705), (85, 235818), (90, 222717), (99, 202470), (102, 196515), (110, 182223), (135, 148478), (153, 131010), (165, 121482), (170, 117909), (187, 107190), (198, 101235), (255, 78606), (270, 74239), (297, 67490), (306, 65505), (330, 60741), (374, 53595), (397, 50490), (459, 43670), (495, 40494), (510, 39303), (561, 35730), (594, 33745), (765, 26202), (794, 25245), (918, 21835), (935, 21438), (990, 20247), (1122, 17865), (1191, 16830), (1485, 13498), (1530, 13101), (1683, 11910), (1870, 10719), (1985, 10098), (2295, 8734), (2382, 8415), (2805, 7146), (2970, 6749), (3366, 5955), (3573, 5610), (3970, 5049), (4367, 4590)]