2401960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 6065280

約数和(自身を除く): 3663320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 103, 106, 110, 206, 212, 220, 265, 412, 424, 440, 515, 530, 583, 824, 1030, 1060, 1133, 1166, 2060, 2120, 2266, 2332, 2915, 4120, 4532, 4664, 5459, 5665, 5830, 9064, 10918, 11330, 11660, 21836, 22660, 23320, 27295, 43672, 45320, 54590, 60049, 109180, 120098, 218360, 240196, 300245, 480392, 600490, 1200980, 2401960]

約数ペア:

[(1, 2401960), (2, 1200980), (4, 600490), (5, 480392), (8, 300245), (10, 240196), (11, 218360), (20, 120098), (22, 109180), (40, 60049), (44, 54590), (53, 45320), (55, 43672), (88, 27295), (103, 23320), (106, 22660), (110, 21836), (206, 11660), (212, 11330), (220, 10918), (265, 9064), (412, 5830), (424, 5665), (440, 5459), (515, 4664), (530, 4532), (583, 4120), (824, 2915), (1030, 2332), (1060, 2266), (1133, 2120), (1166, 2060)]