121136540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{865261}}^1$

素因数の和:865277

約数の個数: 24

約数和(自身を含む): 290728032

約数和(自身を除く): 169591492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 865261, 1730522, 3461044, 4326305, 6056827, 8652610, 12113654, 17305220, 24227308, 30284135, 60568270, 121136540]

約数ペア:

[(1, 121136540), (2, 60568270), (4, 30284135), (5, 24227308), (7, 17305220), (10, 12113654), (14, 8652610), (20, 6056827), (28, 4326305), (35, 3461044), (70, 1730522), (140, 865261)]