1946284420

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{140831}}^1$

素因数の和:141531

約数の個数: 24

約数和(自身を含む): 4093141248

約数和(自身を除く): 2146856828

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 140831, 281662, 563324, 704155, 1408310, 2816620, 97314221, 194628442, 389256884, 486571105, 973142210, 1946284420]

約数ペア:

[(1, 1946284420), (2, 973142210), (4, 486571105), (5, 389256884), (10, 194628442), (20, 97314221), (691, 2816620), (1382, 1408310), (2764, 704155), (3455, 563324), (6910, 281662), (13820, 140831)]