194635420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1390253}}^1$

素因数の和:1390269

約数の個数: 24

約数和(自身を含む): 467125344

約数和(自身を除く): 272489924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1390253, 2780506, 5561012, 6951265, 9731771, 13902530, 19463542, 27805060, 38927084, 48658855, 97317710, 194635420]

約数ペア:

[(1, 194635420), (2, 97317710), (4, 48658855), (5, 38927084), (7, 27805060), (10, 19463542), (14, 13902530), (20, 9731771), (28, 6951265), (35, 5561012), (70, 2780506), (140, 1390253)]