20191143260

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7949269}}^1$

素因数の和:7949405

約数の個数: 24

約数和(自身を含む): 42735275520

約数和(自身を除く): 22544132260

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7949269, 15898538, 31797076, 39746345, 79492690, 158985380, 1009557163, 2019114326, 4038228652, 5047785815, 10095571630, 20191143260]

約数ペア:

[(1, 20191143260), (2, 10095571630), (4, 5047785815), (5, 4038228652), (10, 2019114326), (20, 1009557163), (127, 158985380), (254, 79492690), (508, 39746345), (635, 31797076), (1270, 15898538), (2540, 7949269)]