71380540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{46351}}^1$

素因数の和:46378

約数の個数: 48

約数和(自身を含む): 186891264

約数和(自身を除く): 115510724

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, 46351, 92702, 185404, 231755, 324457, 463510, 509861, 648914, 927020, 1019722, 1297828, 1622285, 2039444, 2549305, 3244570, 3569027, 5098610, 6489140, 7138054, 10197220, 14276108, 17845135, 35690270, 71380540]

約数ペア:

[(1, 71380540), (2, 35690270), (4, 17845135), (5, 14276108), (7, 10197220), (10, 7138054), (11, 6489140), (14, 5098610), (20, 3569027), (22, 3244570), (28, 2549305), (35, 2039444), (44, 1622285), (55, 1297828), (70, 1019722), (77, 927020), (110, 648914), (140, 509861), (154, 463510), (220, 324457), (308, 231755), (385, 185404), (770, 92702), (1540, 46351)]