1724089780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{18859}}^1$

素因数の和:19528

約数の個数: 48

約数和(自身を含む): 4144371840

約数和(自身を除く): 2420282060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 1306, 2612, 3265, 4571, 6530, 9142, 13060, 18284, 18859, 22855, 37718, 45710, 75436, 91420, 94295, 132013, 188590, 264026, 377180, 528052, 660065, 1320130, 2640260, 12314927, 24629854, 49259708, 61574635, 86204489, 123149270, 172408978, 246298540, 344817956, 431022445, 862044890, 1724089780]

約数ペア:

[(1, 1724089780), (2, 862044890), (4, 431022445), (5, 344817956), (7, 246298540), (10, 172408978), (14, 123149270), (20, 86204489), (28, 61574635), (35, 49259708), (70, 24629854), (140, 12314927), (653, 2640260), (1306, 1320130), (2612, 660065), (3265, 528052), (4571, 377180), (6530, 264026), (9142, 188590), (13060, 132013), (18284, 94295), (18859, 91420), (22855, 75436), (37718, 45710)]