19092440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 45144000

約数和(自身を除く): 26051560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 151, 218, 232, 290, 302, 436, 545, 580, 604, 755, 872, 1090, 1160, 1208, 1510, 2180, 3020, 3161, 4360, 4379, 6040, 6322, 8758, 12644, 15805, 16459, 17516, 21895, 25288, 31610, 32918, 35032, 43790, 63220, 65836, 82295, 87580, 126440, 131672, 164590, 175160, 329180, 477311, 658360, 954622, 1909244, 2386555, 3818488, 4773110, 9546220, 19092440]

約数ペア:

[(1, 19092440), (2, 9546220), (4, 4773110), (5, 3818488), (8, 2386555), (10, 1909244), (20, 954622), (29, 658360), (40, 477311), (58, 329180), (109, 175160), (116, 164590), (145, 131672), (151, 126440), (218, 87580), (232, 82295), (290, 65836), (302, 63220), (436, 43790), (545, 35032), (580, 32918), (604, 31610), (755, 25288), (872, 21895), (1090, 17516), (1160, 16459), (1208, 15805), (1510, 12644), (2180, 8758), (3020, 6322), (3161, 6040), (4360, 4379)]