1920780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3557}}^1$

素因数の和:3575

約数の個数: 48

約数和(自身を含む): 5977440

約数和(自身を除く): 4056660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3557, 7114, 10671, 14228, 17785, 21342, 32013, 35570, 42684, 53355, 64026, 71140, 96039, 106710, 128052, 160065, 192078, 213420, 320130, 384156, 480195, 640260, 960390, 1920780]

約数ペア:

[(1, 1920780), (2, 960390), (3, 640260), (4, 480195), (5, 384156), (6, 320130), (9, 213420), (10, 192078), (12, 160065), (15, 128052), (18, 106710), (20, 96039), (27, 71140), (30, 64026), (36, 53355), (45, 42684), (54, 35570), (60, 32013), (90, 21342), (108, 17785), (135, 14228), (180, 10671), (270, 7114), (540, 3557)]