28210030

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{10487}}^1$

素因数の和:10763

約数の個数: 16

約数和(自身を含む): 50971680

約数和(自身を除く): 22761650

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 10487, 20974, 52435, 104870, 2821003, 5642006, 14105015, 28210030]

約数ペア:

[(1, 28210030), (2, 14105015), (5, 5642006), (10, 2821003), (269, 104870), (538, 52435), (1345, 20974), (2690, 10487)]