626804440

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{911}}^1$

素因数の和:1192

約数の個数: 64

約数和(自身を含む): 1434101760

約数和(自身を除く): 807297320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 167, 206, 334, 412, 515, 668, 824, 835, 911, 1030, 1336, 1670, 1822, 2060, 3340, 3644, 4120, 4555, 6680, 7288, 9110, 17201, 18220, 34402, 36440, 68804, 86005, 93833, 137608, 152137, 172010, 187666, 304274, 344020, 375332, 469165, 608548, 688040, 750664, 760685, 938330, 1217096, 1521370, 1876660, 3042740, 3753320, 6085480, 15670111, 31340222, 62680444, 78350555, 125360888, 156701110, 313402220, 626804440]

約数ペア:

[(1, 626804440), (2, 313402220), (4, 156701110), (5, 125360888), (8, 78350555), (10, 62680444), (20, 31340222), (40, 15670111), (103, 6085480), (167, 3753320), (206, 3042740), (334, 1876660), (412, 1521370), (515, 1217096), (668, 938330), (824, 760685), (835, 750664), (911, 688040), (1030, 608548), (1336, 469165), (1670, 375332), (1822, 344020), (2060, 304274), (3340, 187666), (3644, 172010), (4120, 152137), (4555, 137608), (6680, 93833), (7288, 86005), (9110, 68804), (17201, 36440), (18220, 34402)]