52806558340

素因数分解:

$2^2\times 5^1\times {\mathrm{4001}}^1\times {\mathrm{659917}}^1$

素因数の和:663927

約数の個数: 24

約数和(自身を含む): 110921657112

約数和(自身を除く): 58115098772

約数列:

[1, 2, 4, 5, 10, 20, 4001, 8002, 16004, 20005, 40010, 80020, 659917, 1319834, 2639668, 3299585, 6599170, 13198340, 2640327917, 5280655834, 10561311668, 13201639585, 26403279170, 52806558340]

約数ペア:

[(1, 52806558340), (2, 26403279170), (4, 13201639585), (5, 10561311668), (10, 5280655834), (20, 2640327917), (4001, 13198340), (8002, 6599170), (16004, 3299585), (20005, 2639668), (40010, 1319834), (80020, 659917)]