2488553680

素因数分解:

$2^4\times 5^1\times {\mathrm{31106921}}^1$

素因数の和:31106934

約数の個数: 20

約数和(自身を含む): 5785887492

約数和(自身を除く): 3297333812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31106921, 62213842, 124427684, 155534605, 248855368, 311069210, 497710736, 622138420, 1244276840, 2488553680]

約数ペア:

[(1, 2488553680), (2, 1244276840), (4, 622138420), (5, 497710736), (8, 311069210), (10, 248855368), (16, 155534605), (20, 124427684), (40, 62213842), (80, 31106921)]