31102180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{5381}}^1$

素因数の和:5424

約数の個数: 36

約数和(自身を含む): 69395508

約数和(自身を除く): 38293328

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5381, 5780, 10762, 21524, 26905, 53810, 91477, 107620, 182954, 365908, 457385, 914770, 1555109, 1829540, 3110218, 6220436, 7775545, 15551090, 31102180]

約数ペア:

[(1, 31102180), (2, 15551090), (4, 7775545), (5, 6220436), (10, 3110218), (17, 1829540), (20, 1555109), (34, 914770), (68, 457385), (85, 365908), (170, 182954), (289, 107620), (340, 91477), (578, 53810), (1156, 26905), (1445, 21524), (2890, 10762), (5381, 5780)]