163928920

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{6911}}^1$

素因数の和:7515

約数の個数: 32

約数和(自身を含む): 369515520

約数和(自身を除く): 205586600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2965, 4744, 5930, 6911, 11860, 13822, 23720, 27644, 34555, 55288, 69110, 138220, 276440, 4098223, 8196446, 16392892, 20491115, 32785784, 40982230, 81964460, 163928920]

約数ペア:

[(1, 163928920), (2, 81964460), (4, 40982230), (5, 32785784), (8, 20491115), (10, 16392892), (20, 8196446), (40, 4098223), (593, 276440), (1186, 138220), (2372, 69110), (2965, 55288), (4744, 34555), (5930, 27644), (6911, 23720), (11860, 13822)]