205427210

素因数分解:

$2^1\times 5^1\times {\mathrm{2129}}^1\times {\mathrm{9649}}^1$

素因数の和:11785

約数の個数: 16

約数和(自身を含む): 369981000

約数和(自身を除く): 164553790

約数列:

[1, 2, 5, 10, 2129, 4258, 9649, 10645, 19298, 21290, 48245, 96490, 20542721, 41085442, 102713605, 205427210]

約数ペア:

[(1, 205427210), (2, 102713605), (5, 41085442), (10, 20542721), (2129, 96490), (4258, 48245), (9649, 21290), (10645, 19298)]