17902160

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2053}}^1$

素因数の和:2175

約数の個数: 40

約数和(自身を含む): 42024840

約数和(自身を除く): 24122680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2053, 2180, 4106, 4360, 8212, 8720, 10265, 16424, 20530, 32848, 41060, 82120, 164240, 223777, 447554, 895108, 1118885, 1790216, 2237770, 3580432, 4475540, 8951080, 17902160]

約数ペア:

[(1, 17902160), (2, 8951080), (4, 4475540), (5, 3580432), (8, 2237770), (10, 1790216), (16, 1118885), (20, 895108), (40, 447554), (80, 223777), (109, 164240), (218, 82120), (436, 41060), (545, 32848), (872, 20530), (1090, 16424), (1744, 10265), (2053, 8720), (2180, 8212), (4106, 4360)]