26480980

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8123}}^1$

素因数の和:8295

約数の個数: 24

約数和(自身を含む): 55958112

約数和(自身を除く): 29477132

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 8123, 16246, 32492, 40615, 81230, 162460, 1324049, 2648098, 5296196, 6620245, 13240490, 26480980]

約数ペア:

[(1, 26480980), (2, 13240490), (4, 6620245), (5, 5296196), (10, 2648098), (20, 1324049), (163, 162460), (326, 81230), (652, 40615), (815, 32492), (1630, 16246), (3260, 8123)]