2018656480

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{65371}}^1$

素因数の和:65579

約数の個数: 48

約数和(自身を含む): 4793859504

約数和(自身を除く): 2775203024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6176, 7720, 15440, 30880, 65371, 130742, 261484, 326855, 522968, 653710, 1045936, 1307420, 2091872, 2614840, 5229680, 10459360, 12616603, 25233206, 50466412, 63083015, 100932824, 126166030, 201865648, 252332060, 403731296, 504664120, 1009328240, 2018656480]

約数ペア:

[(1, 2018656480), (2, 1009328240), (4, 504664120), (5, 403731296), (8, 252332060), (10, 201865648), (16, 126166030), (20, 100932824), (32, 63083015), (40, 50466412), (80, 25233206), (160, 12616603), (193, 10459360), (386, 5229680), (772, 2614840), (965, 2091872), (1544, 1307420), (1930, 1045936), (3088, 653710), (3860, 522968), (6176, 326855), (7720, 261484), (15440, 130742), (30880, 65371)]