7892180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6469}}^1$

素因数の和:6539

約数の個数: 24

約数和(自身を含む): 16847880

約数和(自身を除く): 8955700

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 6469, 12938, 25876, 32345, 64690, 129380, 394609, 789218, 1578436, 1973045, 3946090, 7892180]

約数ペア:

[(1, 7892180), (2, 3946090), (4, 1973045), (5, 1578436), (10, 789218), (20, 394609), (61, 129380), (122, 64690), (244, 32345), (305, 25876), (610, 12938), (1220, 6469)]