1946256040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{446389}}^1$

素因数の和:446509

約数の個数: 32

約数和(自身を含む): 4419261000

約数和(自身を除く): 2473004960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 446389, 892778, 1785556, 2231945, 3571112, 4463890, 8927780, 17855560, 48656401, 97312802, 194625604, 243282005, 389251208, 486564010, 973128020, 1946256040]

約数ペア:

[(1, 1946256040), (2, 973128020), (4, 486564010), (5, 389251208), (8, 243282005), (10, 194625604), (20, 97312802), (40, 48656401), (109, 17855560), (218, 8927780), (436, 4463890), (545, 3571112), (872, 2231945), (1090, 1785556), (2180, 892778), (4360, 446389)]