2028045828080

素因数分解:

$2^4\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{15189079}}^1$

素因数の和:15190761

約数の個数: 40

約数和(自身を含む): 4718032029600

約数和(自身を除く): 2689986201520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1669, 3338, 6676, 8345, 13352, 16690, 26704, 33380, 66760, 133520, 15189079, 30378158, 60756316, 75945395, 121512632, 151890790, 243025264, 303781580, 607563160, 1215126320, 25350572851, 50701145702, 101402291404, 126752864255, 202804582808, 253505728510, 405609165616, 507011457020, 1014022914040, 2028045828080]

約数ペア:

[(1, 2028045828080), (2, 1014022914040), (4, 507011457020), (5, 405609165616), (8, 253505728510), (10, 202804582808), (16, 126752864255), (20, 101402291404), (40, 50701145702), (80, 25350572851), (1669, 1215126320), (3338, 607563160), (6676, 303781580), (8345, 243025264), (13352, 151890790), (16690, 121512632), (26704, 75945395), (33380, 60756316), (66760, 30378158), (133520, 15189079)]