2012078020

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1\times {\mathrm{2371}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 4270283136

約数和(自身を除く): 2258205116

約数列:

[1, 2, 4, 5, 10, 20, 151, 281, 302, 562, 604, 755, 1124, 1405, 1510, 2371, 2810, 3020, 4742, 5620, 9484, 11855, 23710, 42431, 47420, 84862, 169724, 212155, 358021, 424310, 666251, 716042, 848620, 1332502, 1432084, 1790105, 2665004, 3331255, 3580210, 6662510, 7160420, 13325020, 100603901, 201207802, 402415604, 503019505, 1006039010, 2012078020]

約数ペア:

[(1, 2012078020), (2, 1006039010), (4, 503019505), (5, 402415604), (10, 201207802), (20, 100603901), (151, 13325020), (281, 7160420), (302, 6662510), (562, 3580210), (604, 3331255), (755, 2665004), (1124, 1790105), (1405, 1432084), (1510, 1332502), (2371, 848620), (2810, 716042), (3020, 666251), (4742, 424310), (5620, 358021), (9484, 212155), (11855, 169724), (23710, 84862), (42431, 47420)]