27380470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210619}}^1$

素因数の和:210639

約数の個数: 16

約数和(自身を含む): 53076240

約数和(自身を除く): 25695770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 210619, 421238, 1053095, 2106190, 2738047, 5476094, 13690235, 27380470]

約数ペア:

[(1, 27380470), (2, 13690235), (5, 5476094), (10, 2738047), (13, 2106190), (26, 1053095), (65, 421238), (130, 210619)]