7633780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4957}}^1$

素因数の和:4984

約数の個数: 48

約数和(自身を含む): 19990656

約数和(自身を除く): 12356876

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, 4957, 9914, 19828, 24785, 34699, 49570, 54527, 69398, 99140, 109054, 138796, 173495, 218108, 272635, 346990, 381689, 545270, 693980, 763378, 1090540, 1526756, 1908445, 3816890, 7633780]

約数ペア:

[(1, 7633780), (2, 3816890), (4, 1908445), (5, 1526756), (7, 1090540), (10, 763378), (11, 693980), (14, 545270), (20, 381689), (22, 346990), (28, 272635), (35, 218108), (44, 173495), (55, 138796), (70, 109054), (77, 99140), (110, 69398), (140, 54527), (154, 49570), (220, 34699), (308, 24785), (385, 19828), (770, 9914), (1540, 4957)]