2009757890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{393299}}^1$

素因数の和:393386

約数の個数: 32

約数和(自身を含む): 4191004800

約数和(自身を除く): 2181246910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 393299, 786598, 1966495, 2753093, 3932990, 5506186, 13765465, 27530930, 28710827, 57421654, 143554135, 200975789, 287108270, 401951578, 1004878945, 2009757890]

約数ペア:

[(1, 2009757890), (2, 1004878945), (5, 401951578), (7, 287108270), (10, 200975789), (14, 143554135), (35, 57421654), (70, 28710827), (73, 27530930), (146, 13765465), (365, 5506186), (511, 3932990), (730, 2753093), (1022, 1966495), (2555, 786598), (5110, 393299)]