67460920

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{7993}}^1$

素因数の和:8215

約数の個数: 32

約数和(自身を含む): 152525520

約数和(自身を除く): 85064600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 7993, 8440, 15986, 31972, 39965, 63944, 79930, 159860, 319720, 1686523, 3373046, 6746092, 8432615, 13492184, 16865230, 33730460, 67460920]

約数ペア:

[(1, 67460920), (2, 33730460), (4, 16865230), (5, 13492184), (8, 8432615), (10, 6746092), (20, 3373046), (40, 1686523), (211, 319720), (422, 159860), (844, 79930), (1055, 63944), (1688, 39965), (2110, 31972), (4220, 15986), (7993, 8440)]