200029820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20287}}^1$

素因数の和:20342

約数の個数: 48

約数和(自身を含む): 460131840

約数和(自身を除く): 260102020

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 20287, 40574, 81148, 101435, 202870, 344879, 405740, 588323, 689758, 1176646, 1379516, 1724395, 2353292, 2941615, 3448790, 5883230, 6897580, 10001491, 11766460, 20002982, 40005964, 50007455, 100014910, 200029820]

約数ペア:

[(1, 200029820), (2, 100014910), (4, 50007455), (5, 40005964), (10, 20002982), (17, 11766460), (20, 10001491), (29, 6897580), (34, 5883230), (58, 3448790), (68, 2941615), (85, 2353292), (116, 1724395), (145, 1379516), (170, 1176646), (290, 689758), (340, 588323), (493, 405740), (580, 344879), (986, 202870), (1972, 101435), (2465, 81148), (4930, 40574), (9860, 20287)]