13430420

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1019}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 28274400

約数和(自身を除く): 14843980

約数列:

[1, 2, 4, 5, 10, 20, 659, 1019, 1318, 2038, 2636, 3295, 4076, 5095, 6590, 10190, 13180, 20380, 671521, 1343042, 2686084, 3357605, 6715210, 13430420]

約数ペア:

[(1, 13430420), (2, 6715210), (4, 3357605), (5, 2686084), (10, 1343042), (20, 671521), (659, 20380), (1019, 13180), (1318, 10190), (2038, 6590), (2636, 5095), (3295, 4076)]