201787340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{613}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 431175360

約数和(自身を除く): 229388020

約数列:

[1, 2, 4, 5, 10, 20, 109, 151, 218, 302, 436, 545, 604, 613, 755, 1090, 1226, 1510, 2180, 2452, 3020, 3065, 6130, 12260, 16459, 32918, 65836, 66817, 82295, 92563, 133634, 164590, 185126, 267268, 329180, 334085, 370252, 462815, 668170, 925630, 1336340, 1851260, 10089367, 20178734, 40357468, 50446835, 100893670, 201787340]

約数ペア:

[(1, 201787340), (2, 100893670), (4, 50446835), (5, 40357468), (10, 20178734), (20, 10089367), (109, 1851260), (151, 1336340), (218, 925630), (302, 668170), (436, 462815), (545, 370252), (604, 334085), (613, 329180), (755, 267268), (1090, 185126), (1226, 164590), (1510, 133634), (2180, 92563), (2452, 82295), (3020, 66817), (3065, 65836), (6130, 32918), (12260, 16459)]