25760040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{214667}}^1$

素因数の和:214681

約数の個数: 32

約数和(自身を含む): 77280480

約数和(自身を除く): 51520440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 214667, 429334, 644001, 858668, 1073335, 1288002, 1717336, 2146670, 2576004, 3220005, 4293340, 5152008, 6440010, 8586680, 12880020, 25760040]

約数ペア:

[(1, 25760040), (2, 12880020), (3, 8586680), (4, 6440010), (5, 5152008), (6, 4293340), (8, 3220005), (10, 2576004), (12, 2146670), (15, 1717336), (20, 1288002), (24, 1073335), (30, 858668), (40, 644001), (60, 429334), (120, 214667)]