1320273860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{985279}}^1$

素因数の和:985355

約数の個数: 24

約数和(自身を含む): 2813959680

約数和(自身を除く): 1493685820

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 985279, 1970558, 3941116, 4926395, 9852790, 19705580, 66013693, 132027386, 264054772, 330068465, 660136930, 1320273860]

約数ペア:

[(1, 1320273860), (2, 660136930), (4, 330068465), (5, 264054772), (10, 132027386), (20, 66013693), (67, 19705580), (134, 9852790), (268, 4926395), (335, 3941116), (670, 1970558), (1340, 985279)]