13506280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^2\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 31231620

約数和(自身を除く): 17725340

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 97, 118, 194, 236, 295, 388, 472, 485, 590, 776, 970, 1180, 1940, 2360, 3481, 3880, 5723, 6962, 11446, 13924, 17405, 22892, 27848, 28615, 34810, 45784, 57230, 69620, 114460, 139240, 228920, 337657, 675314, 1350628, 1688285, 2701256, 3376570, 6753140, 13506280]

約数ペア:

[(1, 13506280), (2, 6753140), (4, 3376570), (5, 2701256), (8, 1688285), (10, 1350628), (20, 675314), (40, 337657), (59, 228920), (97, 139240), (118, 114460), (194, 69620), (236, 57230), (295, 45784), (388, 34810), (472, 28615), (485, 27848), (590, 22892), (776, 17405), (970, 13924), (1180, 11446), (1940, 6962), (2360, 5723), (3481, 3880)]