194955880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{696271}}^1$

素因数の和:696289

約数の個数: 32

約数和(自身を含む): 501315840

約数和(自身を除く): 306359960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 696271, 1392542, 2785084, 3481355, 4873897, 5570168, 6962710, 9747794, 13925420, 19495588, 24369485, 27850840, 38991176, 48738970, 97477940, 194955880]

約数ペア:

[(1, 194955880), (2, 97477940), (4, 48738970), (5, 38991176), (7, 27850840), (8, 24369485), (10, 19495588), (14, 13925420), (20, 9747794), (28, 6962710), (35, 5570168), (40, 4873897), (56, 3481355), (70, 2785084), (140, 1392542), (280, 696271)]