28457710

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{10501}}^1$

素因数の和:10779

約数の個数: 16

約数和(自身を含む): 51417792

約数和(自身を除く): 22960082

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 10501, 21002, 52505, 105010, 2845771, 5691542, 14228855, 28457710]

約数ペア:

[(1, 28457710), (2, 14228855), (5, 5691542), (10, 2845771), (271, 105010), (542, 52505), (1355, 21002), (2710, 10501)]