214542520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{49207}}^1$

素因数の和:49327

約数の個数: 32

約数和(自身を含む): 487159200

約数和(自身を除く): 272616680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 49207, 98414, 196828, 246035, 393656, 492070, 984140, 1968280, 5363563, 10727126, 21454252, 26817815, 42908504, 53635630, 107271260, 214542520]

約数ペア:

[(1, 214542520), (2, 107271260), (4, 53635630), (5, 42908504), (8, 26817815), (10, 21454252), (20, 10727126), (40, 5363563), (109, 1968280), (218, 984140), (436, 492070), (545, 393656), (872, 246035), (1090, 196828), (2180, 98414), (4360, 49207)]