2189731640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{2663}}^1$

素因数の和:3072

約数の個数: 64

約数和(自身を含む): 5024410560

約数和(自身を除く): 2834678920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 337, 488, 610, 674, 1220, 1348, 1685, 2440, 2663, 2696, 3370, 5326, 6740, 10652, 13315, 13480, 20557, 21304, 26630, 41114, 53260, 82228, 102785, 106520, 162443, 164456, 205570, 324886, 411140, 649772, 812215, 822280, 897431, 1299544, 1624430, 1794862, 3248860, 3589724, 4487155, 6497720, 7179448, 8974310, 17948620, 35897240, 54743291, 109486582, 218973164, 273716455, 437946328, 547432910, 1094865820, 2189731640]

約数ペア:

[(1, 2189731640), (2, 1094865820), (4, 547432910), (5, 437946328), (8, 273716455), (10, 218973164), (20, 109486582), (40, 54743291), (61, 35897240), (122, 17948620), (244, 8974310), (305, 7179448), (337, 6497720), (488, 4487155), (610, 3589724), (674, 3248860), (1220, 1794862), (1348, 1624430), (1685, 1299544), (2440, 897431), (2663, 822280), (2696, 812215), (3370, 649772), (5326, 411140), (6740, 324886), (10652, 205570), (13315, 164456), (13480, 162443), (20557, 106520), (21304, 102785), (26630, 82228), (41114, 53260)]