105393220

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{8221}}^1$

素因数の和:8871

約数の個数: 24

約数和(自身を含む): 221698008

約数和(自身を除く): 116304788

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 8221, 12820, 16442, 32884, 41105, 82210, 164420, 5269661, 10539322, 21078644, 26348305, 52696610, 105393220]

約数ペア:

[(1, 105393220), (2, 52696610), (4, 26348305), (5, 21078644), (10, 10539322), (20, 5269661), (641, 164420), (1282, 82210), (2564, 41105), (3205, 32884), (6410, 16442), (8221, 12820)]