19076540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136261}}^1$

素因数の和:136277

約数の個数: 24

約数和(自身を含む): 45784032

約数和(自身を除く): 26707492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136261, 272522, 545044, 681305, 953827, 1362610, 1907654, 2725220, 3815308, 4769135, 9538270, 19076540]

約数ペア:

[(1, 19076540), (2, 9538270), (4, 4769135), (5, 3815308), (7, 2725220), (10, 1907654), (14, 1362610), (20, 953827), (28, 681305), (35, 545044), (70, 272522), (140, 136261)]