30796780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219977}}^1$

素因数の和:219993

約数の個数: 24

約数和(自身を含む): 73912608

約数和(自身を除く): 43115828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219977, 439954, 879908, 1099885, 1539839, 2199770, 3079678, 4399540, 6159356, 7699195, 15398390, 30796780]

約数ペア:

[(1, 30796780), (2, 15398390), (4, 7699195), (5, 6159356), (7, 4399540), (10, 3079678), (14, 2199770), (20, 1539839), (28, 1099885), (35, 879908), (70, 439954), (140, 219977)]