12438380

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 27095040

約数和(自身を除く): 14656660

約数列:

[1, 2, 4, 5, 10, 20, 59, 83, 118, 127, 166, 236, 254, 295, 332, 415, 508, 590, 635, 830, 1180, 1270, 1660, 2540, 4897, 7493, 9794, 10541, 14986, 19588, 21082, 24485, 29972, 37465, 42164, 48970, 52705, 74930, 97940, 105410, 149860, 210820, 621919, 1243838, 2487676, 3109595, 6219190, 12438380]

約数ペア:

[(1, 12438380), (2, 6219190), (4, 3109595), (5, 2487676), (10, 1243838), (20, 621919), (59, 210820), (83, 149860), (118, 105410), (127, 97940), (166, 74930), (236, 52705), (254, 48970), (295, 42164), (332, 37465), (415, 29972), (508, 24485), (590, 21082), (635, 19588), (830, 14986), (1180, 10541), (1270, 9794), (1660, 7493), (2540, 4897)]