12446480

素因数分解:

$2^4\times 5^1\times {\mathrm{155581}}^1$

素因数の和:155594

約数の個数: 20

約数和(自身を含む): 28938252

約数和(自身を除く): 16491772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155581, 311162, 622324, 777905, 1244648, 1555810, 2489296, 3111620, 6223240, 12446480]

約数ペア:

[(1, 12446480), (2, 6223240), (4, 3111620), (5, 2489296), (8, 1555810), (10, 1244648), (16, 777905), (20, 622324), (40, 311162), (80, 155581)]