201490760

素因数分解:

$2^3\times 5^1\times {\mathrm{5037269}}^1$

素因数の和:5037280

約数の個数: 16

約数和(自身を含む): 453354300

約数和(自身を除く): 251863540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5037269, 10074538, 20149076, 25186345, 40298152, 50372690, 100745380, 201490760]

約数ペア:

[(1, 201490760), (2, 100745380), (4, 50372690), (5, 40298152), (8, 25186345), (10, 20149076), (20, 10074538), (40, 5037269)]