20199509520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{233143}}^1$

素因数の和:233197

約数の個数: 120

約数和(自身を含む): 66087930816

約数和(自身を除く): 45888421296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 361, 380, 456, 570, 722, 760, 912, 1083, 1140, 1444, 1520, 1805, 2166, 2280, 2888, 3610, 4332, 4560, 5415, 5776, 7220, 8664, 10830, 14440, 17328, 21660, 28880, 43320, 86640, 233143, 466286, 699429, 932572, 1165715, 1398858, 1865144, 2331430, 2797716, 3497145, 3730288, 4429717, 4662860, 5595432, 6994290, 8859434, 9325720, 11190864, 13289151, 13988580, 17718868, 18651440, 22148585, 26578302, 27977160, 35437736, 44297170, 53156604, 55954320, 66445755, 70875472, 84164623, 88594340, 106313208, 132891510, 168329246, 177188680, 212626416, 252493869, 265783020, 336658492, 354377360, 420823115, 504987738, 531566040, 673316984, 841646230, 1009975476, 1063132080, 1262469345, 1346633968, 1683292460, 2019950952, 2524938690, 3366584920, 4039901904, 5049877380, 6733169840, 10099754760, 20199509520]

約数ペア:

[(1, 20199509520), (2, 10099754760), (3, 6733169840), (4, 5049877380), (5, 4039901904), (6, 3366584920), (8, 2524938690), (10, 2019950952), (12, 1683292460), (15, 1346633968), (16, 1262469345), (19, 1063132080), (20, 1009975476), (24, 841646230), (30, 673316984), (38, 531566040), (40, 504987738), (48, 420823115), (57, 354377360), (60, 336658492), (76, 265783020), (80, 252493869), (95, 212626416), (114, 177188680), (120, 168329246), (152, 132891510), (190, 106313208), (228, 88594340), (240, 84164623), (285, 70875472), (304, 66445755), (361, 55954320), (380, 53156604), (456, 44297170), (570, 35437736), (722, 27977160), (760, 26578302), (912, 22148585), (1083, 18651440), (1140, 17718868), (1444, 13988580), (1520, 13289151), (1805, 11190864), (2166, 9325720), (2280, 8859434), (2888, 6994290), (3610, 5595432), (4332, 4662860), (4560, 4429717), (5415, 3730288), (5776, 3497145), (7220, 2797716), (8664, 2331430), (10830, 1865144), (14440, 1398858), (17328, 1165715), (21660, 932572), (28880, 699429), (43320, 466286), (86640, 233143)]