42517040

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5479}}^1$

素因数の和:5589

約数の個数: 40

約数和(自身を含む): 99889440

約数和(自身を除く): 57372400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 5479, 7760, 10958, 21916, 27395, 43832, 54790, 87664, 109580, 219160, 438320, 531463, 1062926, 2125852, 2657315, 4251704, 5314630, 8503408, 10629260, 21258520, 42517040]

約数ペア:

[(1, 42517040), (2, 21258520), (4, 10629260), (5, 8503408), (8, 5314630), (10, 4251704), (16, 2657315), (20, 2125852), (40, 1062926), (80, 531463), (97, 438320), (194, 219160), (388, 109580), (485, 87664), (776, 54790), (970, 43832), (1552, 27395), (1940, 21916), (3880, 10958), (5479, 7760)]