15691374820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{977047}}^1$

素因数の和:977140

約数の個数: 48

約数和(自身を含む): 36439982208

約数和(自身を除く): 20748607388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 16060, 977047, 1954094, 3908188, 4885235, 9770470, 10747517, 19540940, 21495034, 42990068, 53737585, 71324431, 107475170, 142648862, 214950340, 285297724, 356622155, 713244310, 784568741, 1426488620, 1569137482, 3138274964, 3922843705, 7845687410, 15691374820]

約数ペア:

[(1, 15691374820), (2, 7845687410), (4, 3922843705), (5, 3138274964), (10, 1569137482), (11, 1426488620), (20, 784568741), (22, 713244310), (44, 356622155), (55, 285297724), (73, 214950340), (110, 142648862), (146, 107475170), (220, 71324431), (292, 53737585), (365, 42990068), (730, 21495034), (803, 19540940), (1460, 10747517), (1606, 9770470), (3212, 4885235), (4015, 3908188), (8030, 1954094), (16060, 977047)]