2465420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{941}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 5222448

約数和(自身を除く): 2757028

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 941, 1310, 1882, 2620, 3764, 4705, 9410, 18820, 123271, 246542, 493084, 616355, 1232710, 2465420]

約数ペア:

[(1, 2465420), (2, 1232710), (4, 616355), (5, 493084), (10, 246542), (20, 123271), (131, 18820), (262, 9410), (524, 4705), (655, 3764), (941, 2620), (1310, 1882)]