2234540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1451}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 5854464

約数和(自身を除く): 3619924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1451, 1540, 2902, 5804, 7255, 10157, 14510, 15961, 20314, 29020, 31922, 40628, 50785, 63844, 79805, 101570, 111727, 159610, 203140, 223454, 319220, 446908, 558635, 1117270, 2234540]

約数ペア:

[(1, 2234540), (2, 1117270), (4, 558635), (5, 446908), (7, 319220), (10, 223454), (11, 203140), (14, 159610), (20, 111727), (22, 101570), (28, 79805), (35, 63844), (44, 50785), (55, 40628), (70, 31922), (77, 29020), (110, 20314), (140, 15961), (154, 14510), (220, 10157), (308, 7255), (385, 5804), (770, 2902), (1451, 1540)]