2477020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 6406848

約数和(自身を除く): 3929828

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1361, 1820, 2722, 5444, 6805, 9527, 13610, 17693, 19054, 27220, 35386, 38108, 47635, 70772, 88465, 95270, 123851, 176930, 190540, 247702, 353860, 495404, 619255, 1238510, 2477020]

約数ペア:

[(1, 2477020), (2, 1238510), (4, 619255), (5, 495404), (7, 353860), (10, 247702), (13, 190540), (14, 176930), (20, 123851), (26, 95270), (28, 88465), (35, 70772), (52, 47635), (65, 38108), (70, 35386), (91, 27220), (130, 19054), (140, 17693), (182, 13610), (260, 9527), (364, 6805), (455, 5444), (910, 2722), (1361, 1820)]