408175060

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1\times {\mathrm{479}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 868008960

約数和(自身を除く): 459833900

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 311, 479, 548, 622, 685, 958, 1244, 1370, 1555, 1916, 2395, 2740, 3110, 4790, 6220, 9580, 42607, 65623, 85214, 131246, 148969, 170428, 213035, 262492, 297938, 328115, 426070, 595876, 656230, 744845, 852140, 1312460, 1489690, 2979380, 20408753, 40817506, 81635012, 102043765, 204087530, 408175060]

約数ペア:

[(1, 408175060), (2, 204087530), (4, 102043765), (5, 81635012), (10, 40817506), (20, 20408753), (137, 2979380), (274, 1489690), (311, 1312460), (479, 852140), (548, 744845), (622, 656230), (685, 595876), (958, 426070), (1244, 328115), (1370, 297938), (1555, 262492), (1916, 213035), (2395, 170428), (2740, 148969), (3110, 131246), (4790, 85214), (6220, 65623), (9580, 42607)]