2519340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 7123200

約数和(自身を除く): 4603860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 211, 398, 422, 597, 633, 796, 844, 995, 1055, 1194, 1266, 1990, 2110, 2388, 2532, 2985, 3165, 3980, 4220, 5970, 6330, 11940, 12660, 41989, 83978, 125967, 167956, 209945, 251934, 419890, 503868, 629835, 839780, 1259670, 2519340]

約数ペア:

[(1, 2519340), (2, 1259670), (3, 839780), (4, 629835), (5, 503868), (6, 419890), (10, 251934), (12, 209945), (15, 167956), (20, 125967), (30, 83978), (60, 41989), (199, 12660), (211, 11940), (398, 6330), (422, 5970), (597, 4220), (633, 3980), (796, 3165), (844, 2985), (995, 2532), (1055, 2388), (1194, 2110), (1266, 1990)]