28454270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4657}}^1$

素因数の和:4724

約数の個数: 32

約数和(自身を含む): 56343168

約数和(自身を除く): 27888898

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 4657, 6110, 9314, 23285, 46570, 60541, 121082, 218879, 302705, 437758, 605410, 1094395, 2188790, 2845427, 5690854, 14227135, 28454270]

約数ペア:

[(1, 28454270), (2, 14227135), (5, 5690854), (10, 2845427), (13, 2188790), (26, 1094395), (47, 605410), (65, 437758), (94, 302705), (130, 218879), (235, 121082), (470, 60541), (611, 46570), (1222, 23285), (3055, 9314), (4657, 6110)]