28145270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3613}}^1$

素因数の和:3680

約数の個数: 32

約数和(自身を含む): 54643680

約数和(自身を除く): 26498410

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3613, 3895, 7226, 7790, 18065, 36130, 68647, 137294, 148133, 296266, 343235, 686470, 740665, 1481330, 2814527, 5629054, 14072635, 28145270]

約数ペア:

[(1, 28145270), (2, 14072635), (5, 5629054), (10, 2814527), (19, 1481330), (38, 740665), (41, 686470), (82, 343235), (95, 296266), (190, 148133), (205, 137294), (410, 68647), (779, 36130), (1558, 18065), (3613, 7790), (3895, 7226)]