39286480

素因数分解:

$2^4\times 5^1\times {\mathrm{491081}}^1$

素因数の和:491094

約数の個数: 20

約数和(自身を含む): 91341252

約数和(自身を除く): 52054772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491081, 982162, 1964324, 2455405, 3928648, 4910810, 7857296, 9821620, 19643240, 39286480]

約数ペア:

[(1, 39286480), (2, 19643240), (4, 9821620), (5, 7857296), (8, 4910810), (10, 3928648), (16, 2455405), (20, 1964324), (40, 982162), (80, 491081)]