12880810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 24602112

約数和(自身を除く): 11721302

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1123, 1147, 2246, 2294, 5615, 5735, 11230, 11470, 34813, 41551, 69626, 83102, 174065, 207755, 348130, 415510, 1288081, 2576162, 6440405, 12880810]

約数ペア:

[(1, 12880810), (2, 6440405), (5, 2576162), (10, 1288081), (31, 415510), (37, 348130), (62, 207755), (74, 174065), (155, 83102), (185, 69626), (310, 41551), (370, 34813), (1123, 11470), (1147, 11230), (2246, 5735), (2294, 5615)]