202024820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{142271}}^1$

素因数の和:142351

約数の個数: 24

約数和(自身を含む): 430230528

約数和(自身を除く): 228205708

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 142271, 284542, 569084, 711355, 1422710, 2845420, 10101241, 20202482, 40404964, 50506205, 101012410, 202024820]

約数ペア:

[(1, 202024820), (2, 101012410), (4, 50506205), (5, 40404964), (10, 20202482), (20, 10101241), (71, 2845420), (142, 1422710), (284, 711355), (355, 569084), (710, 284542), (1420, 142271)]