1369640

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 3122280

約数和(自身を除く): 1752640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 353, 388, 485, 706, 776, 970, 1412, 1765, 1940, 2824, 3530, 3880, 7060, 14120, 34241, 68482, 136964, 171205, 273928, 342410, 684820, 1369640]

約数ペア:

[(1, 1369640), (2, 684820), (4, 342410), (5, 273928), (8, 171205), (10, 136964), (20, 68482), (40, 34241), (97, 14120), (194, 7060), (353, 3880), (388, 3530), (485, 2824), (706, 1940), (776, 1765), (970, 1412)]