20377170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2287}}^1$

素因数の和:2317

約数の個数: 80

約数和(自身を含む): 59799168

約数和(自身を除く): 39421998

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2287, 2970, 4455, 4574, 6861, 8910, 11435, 13722, 20583, 22870, 25157, 34305, 41166, 50314, 61749, 68610, 75471, 102915, 123498, 125785, 150942, 185247, 205830, 226413, 251570, 308745, 370494, 377355, 452826, 617490, 679239, 754710, 926235, 1132065, 1358478, 1852470, 2037717, 2264130, 3396195, 4075434, 6792390, 10188585, 20377170]

約数ペア:

[(1, 20377170), (2, 10188585), (3, 6792390), (5, 4075434), (6, 3396195), (9, 2264130), (10, 2037717), (11, 1852470), (15, 1358478), (18, 1132065), (22, 926235), (27, 754710), (30, 679239), (33, 617490), (45, 452826), (54, 377355), (55, 370494), (66, 308745), (81, 251570), (90, 226413), (99, 205830), (110, 185247), (135, 150942), (162, 125785), (165, 123498), (198, 102915), (270, 75471), (297, 68610), (330, 61749), (405, 50314), (495, 41166), (594, 34305), (810, 25157), (891, 22870), (990, 20583), (1485, 13722), (1782, 11435), (2287, 8910), (2970, 6861), (4455, 4574)]