13292020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 33796224

約数和(自身を除く): 20504204

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 263, 266, 361, 380, 526, 532, 665, 722, 1052, 1315, 1330, 1444, 1805, 1841, 2527, 2630, 2660, 3610, 3682, 4997, 5054, 5260, 7220, 7364, 9205, 9994, 10108, 12635, 18410, 19988, 24985, 25270, 34979, 36820, 49970, 50540, 69958, 94943, 99940, 139916, 174895, 189886, 349790, 379772, 474715, 664601, 699580, 949430, 1329202, 1898860, 2658404, 3323005, 6646010, 13292020]

約数ペア:

[(1, 13292020), (2, 6646010), (4, 3323005), (5, 2658404), (7, 1898860), (10, 1329202), (14, 949430), (19, 699580), (20, 664601), (28, 474715), (35, 379772), (38, 349790), (70, 189886), (76, 174895), (95, 139916), (133, 99940), (140, 94943), (190, 69958), (263, 50540), (266, 49970), (361, 36820), (380, 34979), (526, 25270), (532, 24985), (665, 19988), (722, 18410), (1052, 12635), (1315, 10108), (1330, 9994), (1444, 9205), (1805, 7364), (1841, 7220), (2527, 5260), (2630, 5054), (2660, 4997), (3610, 3682)]