7780821160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{27788647}}^1$

素因数の和:27788665

約数の個数: 32

約数和(自身を含む): 20007826560

約数和(自身を除く): 12227005400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 27788647, 55577294, 111154588, 138943235, 194520529, 222309176, 277886470, 389041058, 555772940, 778082116, 972602645, 1111545880, 1556164232, 1945205290, 3890410580, 7780821160]

約数ペア:

[(1, 7780821160), (2, 3890410580), (4, 1945205290), (5, 1556164232), (7, 1111545880), (8, 972602645), (10, 778082116), (14, 555772940), (20, 389041058), (28, 277886470), (35, 222309176), (40, 194520529), (56, 138943235), (70, 111154588), (140, 55577294), (280, 27788647)]