2488820

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1163}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 5279904

約数和(自身を除く): 2791084

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 1163, 2140, 2326, 4652, 5815, 11630, 23260, 124441, 248882, 497764, 622205, 1244410, 2488820]

約数ペア:

[(1, 2488820), (2, 1244410), (4, 622205), (5, 497764), (10, 248882), (20, 124441), (107, 23260), (214, 11630), (428, 5815), (535, 4652), (1070, 2326), (1163, 2140)]