194882020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5527}}^1$

素因数の和:5620

約数の個数: 48

約数和(自身を含む): 429061248

約数和(自身を除く): 234179228

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 5527, 7052, 8815, 11054, 17630, 22108, 27635, 35260, 55270, 110540, 226607, 237661, 453214, 475322, 906428, 950644, 1133035, 1188305, 2266070, 2376610, 4532140, 4753220, 9744101, 19488202, 38976404, 48720505, 97441010, 194882020]

約数ペア:

[(1, 194882020), (2, 97441010), (4, 48720505), (5, 38976404), (10, 19488202), (20, 9744101), (41, 4753220), (43, 4532140), (82, 2376610), (86, 2266070), (164, 1188305), (172, 1133035), (205, 950644), (215, 906428), (410, 475322), (430, 453214), (820, 237661), (860, 226607), (1763, 110540), (3526, 55270), (5527, 35260), (7052, 27635), (8815, 22108), (11054, 17630)]