39752020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 105670656

約数和(自身を除く): 65918636

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 83, 110, 140, 154, 166, 220, 308, 311, 332, 385, 415, 581, 622, 770, 830, 913, 1162, 1244, 1540, 1555, 1660, 1826, 2177, 2324, 2905, 3110, 3421, 3652, 4354, 4565, 5810, 6220, 6391, 6842, 8708, 9130, 10885, 11620, 12782, 13684, 17105, 18260, 21770, 23947, 25564, 25813, 31955, 34210, 43540, 47894, 51626, 63910, 68420, 95788, 103252, 119735, 127820, 129065, 180691, 239470, 258130, 283943, 361382, 478940, 516260, 567886, 722764, 903455, 1135772, 1419715, 1806910, 1987601, 2839430, 3613820, 3975202, 5678860, 7950404, 9938005, 19876010, 39752020]

約数ペア:

[(1, 39752020), (2, 19876010), (4, 9938005), (5, 7950404), (7, 5678860), (10, 3975202), (11, 3613820), (14, 2839430), (20, 1987601), (22, 1806910), (28, 1419715), (35, 1135772), (44, 903455), (55, 722764), (70, 567886), (77, 516260), (83, 478940), (110, 361382), (140, 283943), (154, 258130), (166, 239470), (220, 180691), (308, 129065), (311, 127820), (332, 119735), (385, 103252), (415, 95788), (581, 68420), (622, 63910), (770, 51626), (830, 47894), (913, 43540), (1162, 34210), (1244, 31955), (1540, 25813), (1555, 25564), (1660, 23947), (1826, 21770), (2177, 18260), (2324, 17105), (2905, 13684), (3110, 12782), (3421, 11620), (3652, 10885), (4354, 9130), (4565, 8708), (5810, 6842), (6220, 6391)]