40289414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{2857}}^1$

素因数の和:3511

約数の個数: 16

約数和(自身を含む): 66054096

約数和(自身を除く): 25764682

約数列:

[1, 2, 11, 22, 641, 1282, 2857, 5714, 7051, 14102, 31427, 62854, 1831337, 3662674, 20144707, 40289414]

約数ペア:

[(1, 40289414), (2, 20144707), (11, 3662674), (22, 1831337), (641, 62854), (1282, 31427), (2857, 14102), (5714, 7051)]