920520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2557}}^1$

素因数の和:2574

約数の個数: 48

約数和(自身を含む): 2992860

約数和(自身を除く): 2072340

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, 2557, 5114, 7671, 10228, 12785, 15342, 20456, 23013, 25570, 30684, 38355, 46026, 51140, 61368, 76710, 92052, 102280, 115065, 153420, 184104, 230130, 306840, 460260, 920520]

約数ペア:

[(1, 920520), (2, 460260), (3, 306840), (4, 230130), (5, 184104), (6, 153420), (8, 115065), (9, 102280), (10, 92052), (12, 76710), (15, 61368), (18, 51140), (20, 46026), (24, 38355), (30, 30684), (36, 25570), (40, 23013), (45, 20456), (60, 15342), (72, 12785), (90, 10228), (120, 7671), (180, 5114), (360, 2557)]