201420290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{2203}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 373234176

約数和(自身を除く): 171813886

約数列:

[1, 2, 5, 10, 41, 82, 205, 223, 410, 446, 1115, 2203, 2230, 4406, 9143, 11015, 18286, 22030, 45715, 90323, 91430, 180646, 451615, 491269, 903230, 982538, 2456345, 4912690, 20142029, 40284058, 100710145, 201420290]

約数ペア:

[(1, 201420290), (2, 100710145), (5, 40284058), (10, 20142029), (41, 4912690), (82, 2456345), (205, 982538), (223, 903230), (410, 491269), (446, 451615), (1115, 180646), (2203, 91430), (2230, 90323), (4406, 45715), (9143, 22030), (11015, 18286)]