1375270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 2721600

約数和(自身を除く): 1346330

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 149, 298, 355, 710, 745, 923, 1490, 1846, 1937, 3874, 4615, 9230, 9685, 10579, 19370, 21158, 52895, 105790, 137527, 275054, 687635, 1375270]

約数ペア:

[(1, 1375270), (2, 687635), (5, 275054), (10, 137527), (13, 105790), (26, 52895), (65, 21158), (71, 19370), (130, 10579), (142, 9685), (149, 9230), (298, 4615), (355, 3874), (710, 1937), (745, 1846), (923, 1490)]