20334120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 61344000

約数和(自身を除く): 41009880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 709, 717, 956, 1195, 1418, 1434, 1912, 2127, 2390, 2836, 2868, 3545, 3585, 4254, 4780, 5672, 5736, 7090, 7170, 8508, 9560, 10635, 14180, 14340, 17016, 21270, 28360, 28680, 42540, 85080, 169451, 338902, 508353, 677804, 847255, 1016706, 1355608, 1694510, 2033412, 2541765, 3389020, 4066824, 5083530, 6778040, 10167060, 20334120]

約数ペア:

[(1, 20334120), (2, 10167060), (3, 6778040), (4, 5083530), (5, 4066824), (6, 3389020), (8, 2541765), (10, 2033412), (12, 1694510), (15, 1355608), (20, 1016706), (24, 847255), (30, 677804), (40, 508353), (60, 338902), (120, 169451), (239, 85080), (478, 42540), (709, 28680), (717, 28360), (956, 21270), (1195, 17016), (1418, 14340), (1434, 14180), (1912, 10635), (2127, 9560), (2390, 8508), (2836, 7170), (2868, 7090), (3545, 5736), (3585, 5672), (4254, 4780)]