196665140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2861}}^1$

素因数の和:3368

約数の個数: 48

約数和(自身を含む): 473122944

約数和(自身を除く): 276457804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2455, 2861, 3437, 4910, 5722, 6874, 9820, 11444, 13748, 14305, 17185, 20027, 28610, 34370, 40054, 57220, 68740, 80108, 100135, 200270, 400540, 1404751, 2809502, 5619004, 7023755, 9833257, 14047510, 19666514, 28095020, 39333028, 49166285, 98332570, 196665140]

約数ペア:

[(1, 196665140), (2, 98332570), (4, 49166285), (5, 39333028), (7, 28095020), (10, 19666514), (14, 14047510), (20, 9833257), (28, 7023755), (35, 5619004), (70, 2809502), (140, 1404751), (491, 400540), (982, 200270), (1964, 100135), (2455, 80108), (2861, 68740), (3437, 57220), (4910, 40054), (5722, 34370), (6874, 28610), (9820, 20027), (11444, 17185), (13748, 14305)]