26785220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17393}}^1$

素因数の和:17420

約数の個数: 48

約数和(自身を含む): 70132608

約数和(自身を除く): 43347388

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, 1540, 17393, 34786, 69572, 86965, 121751, 173930, 191323, 243502, 347860, 382646, 487004, 608755, 765292, 956615, 1217510, 1339261, 1913230, 2435020, 2678522, 3826460, 5357044, 6696305, 13392610, 26785220]

約数ペア:

[(1, 26785220), (2, 13392610), (4, 6696305), (5, 5357044), (7, 3826460), (10, 2678522), (11, 2435020), (14, 1913230), (20, 1339261), (22, 1217510), (28, 956615), (35, 765292), (44, 608755), (55, 487004), (70, 382646), (77, 347860), (110, 243502), (140, 191323), (154, 173930), (220, 121751), (308, 86965), (385, 69572), (770, 34786), (1540, 17393)]