231035140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{3361}}^1$

素因数の和:3868

約数の個数: 48

約数和(自身を含む): 555778944

約数和(自身を除く): 324743804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2455, 3361, 3437, 4910, 6722, 6874, 9820, 13444, 13748, 16805, 17185, 23527, 33610, 34370, 47054, 67220, 68740, 94108, 117635, 235270, 470540, 1650251, 3300502, 6601004, 8251255, 11551757, 16502510, 23103514, 33005020, 46207028, 57758785, 115517570, 231035140]

約数ペア:

[(1, 231035140), (2, 115517570), (4, 57758785), (5, 46207028), (7, 33005020), (10, 23103514), (14, 16502510), (20, 11551757), (28, 8251255), (35, 6601004), (70, 3300502), (140, 1650251), (491, 470540), (982, 235270), (1964, 117635), (2455, 94108), (3361, 68740), (3437, 67220), (4910, 47054), (6722, 34370), (6874, 33610), (9820, 23527), (13444, 17185), (13748, 16805)]