128204470

素因数分解:

$2^1\times 5^1\times {\mathrm{607}}^1\times {\mathrm{21121}}^1$

素因数の和:21735

約数の個数: 16

約数和(自身を含む): 231159168

約数和(自身を除く): 102954698

約数列:

[1, 2, 5, 10, 607, 1214, 3035, 6070, 21121, 42242, 105605, 211210, 12820447, 25640894, 64102235, 128204470]

約数ペア:

[(1, 128204470), (2, 64102235), (5, 25640894), (10, 12820447), (607, 211210), (1214, 105605), (3035, 42242), (6070, 21121)]