211584040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311153}}^1$

素因数の和:311181

約数の個数: 32

約数和(自身を含む): 504069480

約数和(自身を除く): 292485440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 311153, 622306, 1244612, 1555765, 2489224, 3111530, 5289601, 6223060, 10579202, 12446120, 21158404, 26448005, 42316808, 52896010, 105792020, 211584040]

約数ペア:

[(1, 211584040), (2, 105792020), (4, 52896010), (5, 42316808), (8, 26448005), (10, 21158404), (17, 12446120), (20, 10579202), (34, 6223060), (40, 5289601), (68, 3111530), (85, 2489224), (136, 1555765), (170, 1244612), (340, 622306), (680, 311153)]