38700620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{563}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 93235968

約数和(自身を除く): 54535348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 563, 982, 1126, 1964, 2252, 2455, 2815, 3437, 3941, 4910, 5630, 6874, 7882, 9820, 11260, 13748, 15764, 17185, 19705, 34370, 39410, 68740, 78820, 276433, 552866, 1105732, 1382165, 1935031, 2764330, 3870062, 5528660, 7740124, 9675155, 19350310, 38700620]

約数ペア:

[(1, 38700620), (2, 19350310), (4, 9675155), (5, 7740124), (7, 5528660), (10, 3870062), (14, 2764330), (20, 1935031), (28, 1382165), (35, 1105732), (70, 552866), (140, 276433), (491, 78820), (563, 68740), (982, 39410), (1126, 34370), (1964, 19705), (2252, 17185), (2455, 15764), (2815, 13748), (3437, 11260), (3941, 9820), (4910, 7882), (5630, 6874)]