26894780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2843}}^1$

素因数の和:2906

約数の個数: 48

約数和(自身を含む): 63068544

約数和(自身を除く): 36173764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 2843, 4730, 5686, 9460, 11372, 14215, 28430, 31273, 56860, 62546, 122249, 125092, 156365, 244498, 312730, 488996, 611245, 625460, 1222490, 1344739, 2444980, 2689478, 5378956, 6723695, 13447390, 26894780]

約数ペア:

[(1, 26894780), (2, 13447390), (4, 6723695), (5, 5378956), (10, 2689478), (11, 2444980), (20, 1344739), (22, 1222490), (43, 625460), (44, 611245), (55, 488996), (86, 312730), (110, 244498), (172, 156365), (215, 125092), (220, 122249), (430, 62546), (473, 56860), (860, 31273), (946, 28430), (1892, 14215), (2365, 11372), (2843, 9460), (4730, 5686)]