201964220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{72649}}^1$

素因数の和:72797

約数の個数: 24

約数和(自身を含む): 427182000

約数和(自身を除く): 225217780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 72649, 145298, 290596, 363245, 726490, 1452980, 10098211, 20196422, 40392844, 50491055, 100982110, 201964220]

約数ペア:

[(1, 201964220), (2, 100982110), (4, 50491055), (5, 40392844), (10, 20196422), (20, 10098211), (139, 1452980), (278, 726490), (556, 363245), (695, 290596), (1390, 145298), (2780, 72649)]