121542020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{90703}}^1$

素因数の和:90779

約数の個数: 24

約数和(自身を含む): 259050624

約数和(自身を除く): 137508604

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 90703, 181406, 362812, 453515, 907030, 1814060, 6077101, 12154202, 24308404, 30385505, 60771010, 121542020]

約数ペア:

[(1, 121542020), (2, 60771010), (4, 30385505), (5, 24308404), (10, 12154202), (20, 6077101), (67, 1814060), (134, 907030), (268, 453515), (335, 362812), (670, 181406), (1340, 90703)]