109139240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389783}}^1$

素因数の和:389801

約数の個数: 32

約数和(自身を含む): 280644480

約数和(自身を除く): 171505240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389783, 779566, 1559132, 1948915, 2728481, 3118264, 3897830, 5456962, 7795660, 10913924, 13642405, 15591320, 21827848, 27284810, 54569620, 109139240]

約数ペア:

[(1, 109139240), (2, 54569620), (4, 27284810), (5, 21827848), (7, 15591320), (8, 13642405), (10, 10913924), (14, 7795660), (20, 5456962), (28, 3897830), (35, 3118264), (40, 2728481), (56, 1948915), (70, 1559132), (140, 779566), (280, 389783)]