16400520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{45557}}^1$

素因数の和:45574

約数の個数: 48

約数和(自身を含む): 53302860

約数和(自身を除く): 36902340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 45557, 91114, 136671, 182228, 227785, 273342, 364456, 410013, 455570, 546684, 683355, 820026, 911140, 1093368, 1366710, 1640052, 1822280, 2050065, 2733420, 3280104, 4100130, 5466840, 8200260, 16400520]

約数ペア:

[(1, 16400520), (2, 8200260), (3, 5466840), (4, 4100130), (5, 3280104), (6, 2733420), (8, 2050065), (9, 1822280), (10, 1640052), (12, 1366710), (15, 1093368), (18, 911140), (20, 820026), (24, 683355), (30, 546684), (36, 455570), (40, 410013), (45, 364456), (60, 273342), (72, 227785), (90, 182228), (120, 136671), (180, 91114), (360, 45557)]