109720240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{195929}}^1$

素因数の和:195949

約数の個数: 40

約数和(自身を含む): 291543840

約数和(自身を除く): 181823600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 195929, 391858, 783716, 979645, 1371503, 1567432, 1959290, 2743006, 3134864, 3918580, 5486012, 6857515, 7837160, 10972024, 13715030, 15674320, 21944048, 27430060, 54860120, 109720240]

約数ペア:

[(1, 109720240), (2, 54860120), (4, 27430060), (5, 21944048), (7, 15674320), (8, 13715030), (10, 10972024), (14, 7837160), (16, 6857515), (20, 5486012), (28, 3918580), (35, 3134864), (40, 2743006), (56, 1959290), (70, 1567432), (80, 1371503), (112, 979645), (140, 783716), (280, 391858), (560, 195929)]