38288180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{557}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 92244096

約数和(自身を除く): 53955916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 557, 982, 1114, 1964, 2228, 2455, 2785, 3437, 3899, 4910, 5570, 6874, 7798, 9820, 11140, 13748, 15596, 17185, 19495, 34370, 38990, 68740, 77980, 273487, 546974, 1093948, 1367435, 1914409, 2734870, 3828818, 5469740, 7657636, 9572045, 19144090, 38288180]

約数ペア:

[(1, 38288180), (2, 19144090), (4, 9572045), (5, 7657636), (7, 5469740), (10, 3828818), (14, 2734870), (20, 1914409), (28, 1367435), (35, 1093948), (70, 546974), (140, 273487), (491, 77980), (557, 68740), (982, 38990), (1114, 34370), (1964, 19495), (2228, 17185), (2455, 15596), (2785, 13748), (3437, 11140), (3899, 9820), (4910, 7798), (5570, 6874)]