13578740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4217}}^1$

素因数の和:4256

約数の個数: 48

約数和(自身を含む): 34013952

約数和(自身を除く): 20435212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4217, 8434, 16868, 21085, 29519, 42170, 59038, 84340, 96991, 118076, 147595, 193982, 295190, 387964, 484955, 590380, 678937, 969910, 1357874, 1939820, 2715748, 3394685, 6789370, 13578740]

約数ペア:

[(1, 13578740), (2, 6789370), (4, 3394685), (5, 2715748), (7, 1939820), (10, 1357874), (14, 969910), (20, 678937), (23, 590380), (28, 484955), (35, 387964), (46, 295190), (70, 193982), (92, 147595), (115, 118076), (140, 96991), (161, 84340), (230, 59038), (322, 42170), (460, 29519), (644, 21085), (805, 16868), (1610, 8434), (3220, 4217)]