2019580

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 4268880

約数和(自身を除く): 2249300

約数列:

[1, 2, 4, 5, 10, 20, 241, 419, 482, 838, 964, 1205, 1676, 2095, 2410, 4190, 4820, 8380, 100979, 201958, 403916, 504895, 1009790, 2019580]

約数ペア:

[(1, 2019580), (2, 1009790), (4, 504895), (5, 403916), (10, 201958), (20, 100979), (241, 8380), (419, 4820), (482, 4190), (838, 2410), (964, 2095), (1205, 1676)]