1255335980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{2791}}^1$

素因数の和:3366

約数の個数: 48

約数和(自身を含む): 2703638784

約数和(自身を除く): 1448302804

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 523, 860, 1046, 2092, 2615, 2791, 5230, 5582, 10460, 11164, 13955, 22489, 27910, 44978, 55820, 89956, 112445, 120013, 224890, 240026, 449780, 480052, 600065, 1200130, 1459693, 2400260, 2919386, 5838772, 7298465, 14596930, 29193860, 62766799, 125533598, 251067196, 313833995, 627667990, 1255335980]

約数ペア:

[(1, 1255335980), (2, 627667990), (4, 313833995), (5, 251067196), (10, 125533598), (20, 62766799), (43, 29193860), (86, 14596930), (172, 7298465), (215, 5838772), (430, 2919386), (523, 2400260), (860, 1459693), (1046, 1200130), (2092, 600065), (2615, 480052), (2791, 449780), (5230, 240026), (5582, 224890), (10460, 120013), (11164, 112445), (13955, 89956), (22489, 55820), (27910, 44978)]