316640380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2261717}}^1$

素因数の和:2261733

約数の個数: 24

約数和(自身を含む): 759937248

約数和(自身を除く): 443296868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2261717, 4523434, 9046868, 11308585, 15832019, 22617170, 31664038, 45234340, 63328076, 79160095, 158320190, 316640380]

約数ペア:

[(1, 316640380), (2, 158320190), (4, 79160095), (5, 63328076), (7, 45234340), (10, 31664038), (14, 22617170), (20, 15832019), (28, 11308585), (35, 9046868), (70, 4523434), (140, 2261717)]