202421540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 432937344

約数和(自身を除く): 230515804

約数列:

[1, 2, 4, 5, 10, 20, 97, 151, 194, 302, 388, 485, 604, 691, 755, 970, 1382, 1510, 1940, 2764, 3020, 3455, 6910, 13820, 14647, 29294, 58588, 67027, 73235, 104341, 134054, 146470, 208682, 268108, 292940, 335135, 417364, 521705, 670270, 1043410, 1340540, 2086820, 10121077, 20242154, 40484308, 50605385, 101210770, 202421540]

約数ペア:

[(1, 202421540), (2, 101210770), (4, 50605385), (5, 40484308), (10, 20242154), (20, 10121077), (97, 2086820), (151, 1340540), (194, 1043410), (302, 670270), (388, 521705), (485, 417364), (604, 335135), (691, 292940), (755, 268108), (970, 208682), (1382, 146470), (1510, 134054), (1940, 104341), (2764, 73235), (3020, 67027), (3455, 58588), (6910, 29294), (13820, 14647)]