2017698940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1040051}}^1$

素因数の和:1040157

約数の個数: 24

約数和(自身を含む): 4280854032

約数和(自身を除く): 2263155092

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 1040051, 2080102, 4160204, 5200255, 10400510, 20801020, 100884947, 201769894, 403539788, 504424735, 1008849470, 2017698940]

約数ペア:

[(1, 2017698940), (2, 1008849470), (4, 504424735), (5, 403539788), (10, 201769894), (20, 100884947), (97, 20801020), (194, 10400510), (388, 5200255), (485, 4160204), (970, 2080102), (1940, 1040051)]