20218098800

素因数分解:

$2^4\times 5^2\times {\mathrm{463}}^1\times {\mathrm{109169}}^1$

素因数の和:109650

約数の個数: 60

約数和(自身を含む): 48679339680

約数和(自身を除く): 28461240880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 463, 926, 1852, 2315, 3704, 4630, 7408, 9260, 11575, 18520, 23150, 37040, 46300, 92600, 109169, 185200, 218338, 436676, 545845, 873352, 1091690, 1746704, 2183380, 2729225, 4366760, 5458450, 8733520, 10916900, 21833800, 43667600, 50545247, 101090494, 202180988, 252726235, 404361976, 505452470, 808723952, 1010904940, 1263631175, 2021809880, 2527262350, 4043619760, 5054524700, 10109049400, 20218098800]

約数ペア:

[(1, 20218098800), (2, 10109049400), (4, 5054524700), (5, 4043619760), (8, 2527262350), (10, 2021809880), (16, 1263631175), (20, 1010904940), (25, 808723952), (40, 505452470), (50, 404361976), (80, 252726235), (100, 202180988), (200, 101090494), (400, 50545247), (463, 43667600), (926, 21833800), (1852, 10916900), (2315, 8733520), (3704, 5458450), (4630, 4366760), (7408, 2729225), (9260, 2183380), (11575, 1746704), (18520, 1091690), (23150, 873352), (37040, 545845), (46300, 436676), (92600, 218338), (109169, 185200)]