68469520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122267}}^1$

素因数の和:122287

約数の個数: 40

約数和(自身を含む): 181934784

約数和(自身を除く): 113465264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122267, 244534, 489068, 611335, 855869, 978136, 1222670, 1711738, 1956272, 2445340, 3423476, 4279345, 4890680, 6846952, 8558690, 9781360, 13693904, 17117380, 34234760, 68469520]

約数ペア:

[(1, 68469520), (2, 34234760), (4, 17117380), (5, 13693904), (7, 9781360), (8, 8558690), (10, 6846952), (14, 4890680), (16, 4279345), (20, 3423476), (28, 2445340), (35, 1956272), (40, 1711738), (56, 1222670), (70, 978136), (80, 855869), (112, 611335), (140, 489068), (280, 244534), (560, 122267)]