19520947920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81337283}}^1$

素因数の和:81337299

約数の個数: 40

約数和(自身を含む): 60514939296

約数和(自身を除く): 40993991376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81337283, 162674566, 244011849, 325349132, 406686415, 488023698, 650698264, 813372830, 976047396, 1220059245, 1301396528, 1626745660, 1952094792, 2440118490, 3253491320, 3904189584, 4880236980, 6506982640, 9760473960, 19520947920]

約数ペア:

[(1, 19520947920), (2, 9760473960), (3, 6506982640), (4, 4880236980), (5, 3904189584), (6, 3253491320), (8, 2440118490), (10, 1952094792), (12, 1626745660), (15, 1301396528), (16, 1220059245), (20, 976047396), (24, 813372830), (30, 650698264), (40, 488023698), (48, 406686415), (60, 325349132), (80, 244011849), (120, 162674566), (240, 81337283)]