2021035960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1232339}}^1$

素因数の和:1232391

約数の個数: 32

約数和(自身を含む): 4658245200

約数和(自身を除く): 2637209240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1232339, 2464678, 4929356, 6161695, 9858712, 12323390, 24646780, 49293560, 50525899, 101051798, 202103596, 252629495, 404207192, 505258990, 1010517980, 2021035960]

約数ペア:

[(1, 2021035960), (2, 1010517980), (4, 505258990), (5, 404207192), (8, 252629495), (10, 202103596), (20, 101051798), (40, 50525899), (41, 49293560), (82, 24646780), (164, 12323390), (205, 9858712), (328, 6161695), (410, 4929356), (820, 2464678), (1640, 1232339)]