7427480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 18252000

約数和(自身を除く): 10824520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 337, 380, 551, 580, 674, 760, 1102, 1160, 1348, 1685, 2204, 2696, 2755, 3370, 4408, 5510, 6403, 6740, 9773, 11020, 12806, 13480, 19546, 22040, 25612, 32015, 39092, 48865, 51224, 64030, 78184, 97730, 128060, 185687, 195460, 256120, 371374, 390920, 742748, 928435, 1485496, 1856870, 3713740, 7427480]

約数ペア:

[(1, 7427480), (2, 3713740), (4, 1856870), (5, 1485496), (8, 928435), (10, 742748), (19, 390920), (20, 371374), (29, 256120), (38, 195460), (40, 185687), (58, 128060), (76, 97730), (95, 78184), (116, 64030), (145, 51224), (152, 48865), (190, 39092), (232, 32015), (290, 25612), (337, 22040), (380, 19546), (551, 13480), (580, 12806), (674, 11020), (760, 9773), (1102, 6740), (1160, 6403), (1348, 5510), (1685, 4408), (2204, 3370), (2696, 2755)]