192820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 419328

約数和(自身を除く): 226508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 311, 620, 622, 1244, 1555, 3110, 6220, 9641, 19282, 38564, 48205, 96410, 192820]

約数ペア:

[(1, 192820), (2, 96410), (4, 48205), (5, 38564), (10, 19282), (20, 9641), (31, 6220), (62, 3110), (124, 1555), (155, 1244), (310, 622), (311, 620)]