71976380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{514117}}^1$

素因数の和:514133

約数の個数: 24

約数和(自身を含む): 172743648

約数和(自身を除く): 100767268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 514117, 1028234, 2056468, 2570585, 3598819, 5141170, 7197638, 10282340, 14395276, 17994095, 35988190, 71976380]

約数ペア:

[(1, 71976380), (2, 35988190), (4, 17994095), (5, 14395276), (7, 10282340), (10, 7197638), (14, 5141170), (20, 3598819), (28, 2570585), (35, 2056468), (70, 1028234), (140, 514117)]