20525090

素因数分解:

$2^1\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{1709}}^1$

素因数の和:2917

約数の個数: 16

約数和(自身を含む): 36997560

約数和(自身を除く): 16472470

約数列:

[1, 2, 5, 10, 1201, 1709, 2402, 3418, 6005, 8545, 12010, 17090, 2052509, 4105018, 10262545, 20525090]

約数ペア:

[(1, 20525090), (2, 10262545), (5, 4105018), (10, 2052509), (1201, 17090), (1709, 12010), (2402, 8545), (3418, 6005)]