164340440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373501}}^1$

素因数の和:373523

約数の個数: 32

約数和(自身を含む): 403382160

約数和(自身を除く): 239041720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 373501, 747002, 1494004, 1867505, 2988008, 3735010, 4108511, 7470020, 8217022, 14940040, 16434044, 20542555, 32868088, 41085110, 82170220, 164340440]

約数ペア:

[(1, 164340440), (2, 82170220), (4, 41085110), (5, 32868088), (8, 20542555), (10, 16434044), (11, 14940040), (20, 8217022), (22, 7470020), (40, 4108511), (44, 3735010), (55, 2988008), (88, 1867505), (110, 1494004), (220, 747002), (440, 373501)]