2078484940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{124759}}^1$

素因数の和:124799

約数の個数: 72

約数和(自身を含む): 5376157920

約数和(自身を除く): 3297672980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 124759, 249518, 499036, 623795, 873313, 1247590, 1746626, 2120903, 2495180, 3493252, 4241806, 4366565, 6113191, 8483612, 8733130, 10604515, 12226382, 14846321, 17466260, 21209030, 24452764, 29692642, 30565955, 42418060, 59385284, 61131910, 74231605, 103924247, 122263820, 148463210, 207848494, 296926420, 415696988, 519621235, 1039242470, 2078484940]

約数ペア:

[(1, 2078484940), (2, 1039242470), (4, 519621235), (5, 415696988), (7, 296926420), (10, 207848494), (14, 148463210), (17, 122263820), (20, 103924247), (28, 74231605), (34, 61131910), (35, 59385284), (49, 42418060), (68, 30565955), (70, 29692642), (85, 24452764), (98, 21209030), (119, 17466260), (140, 14846321), (170, 12226382), (196, 10604515), (238, 8733130), (245, 8483612), (340, 6113191), (476, 4366565), (490, 4241806), (595, 3493252), (833, 2495180), (980, 2120903), (1190, 1746626), (1666, 1247590), (2380, 873313), (3332, 623795), (4165, 499036), (8330, 249518), (16660, 124759)]