227758540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 487533312

約数和(自身を除く): 259774772

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 257, 292, 365, 514, 607, 730, 1028, 1214, 1285, 1460, 2428, 2570, 3035, 5140, 6070, 12140, 18761, 37522, 44311, 75044, 88622, 93805, 155999, 177244, 187610, 221555, 311998, 375220, 443110, 623996, 779995, 886220, 1559990, 3119980, 11387927, 22775854, 45551708, 56939635, 113879270, 227758540]

約数ペア:

[(1, 227758540), (2, 113879270), (4, 56939635), (5, 45551708), (10, 22775854), (20, 11387927), (73, 3119980), (146, 1559990), (257, 886220), (292, 779995), (365, 623996), (514, 443110), (607, 375220), (730, 311998), (1028, 221555), (1214, 187610), (1285, 177244), (1460, 155999), (2428, 93805), (2570, 88622), (3035, 75044), (5140, 44311), (6070, 37522), (12140, 18761)]