201644380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1440317}}^1$

素因数の和:1440333

約数の個数: 24

約数和(自身を含む): 483946848

約数和(自身を除く): 282302468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1440317, 2880634, 5761268, 7201585, 10082219, 14403170, 20164438, 28806340, 40328876, 50411095, 100822190, 201644380]

約数ペア:

[(1, 201644380), (2, 100822190), (4, 50411095), (5, 40328876), (7, 28806340), (10, 20164438), (14, 14403170), (20, 10082219), (28, 7201585), (35, 5761268), (70, 2880634), (140, 1440317)]