28268270

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68947}}^1$

素因数の和:68995

約数の個数: 16

約数和(自身を含む): 52124688

約数和(自身を除く): 23856418

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 68947, 137894, 344735, 689470, 2826827, 5653654, 14134135, 28268270]

約数ペア:

[(1, 28268270), (2, 14134135), (5, 5653654), (10, 2826827), (41, 689470), (82, 344735), (205, 137894), (410, 68947)]