121927720

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{10771}}^1$

素因数の和:11065

約数の個数: 32

約数和(自身を含む): 275332320

約数和(自身を除く): 153404600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 10771, 11320, 21542, 43084, 53855, 86168, 107710, 215420, 430840, 3048193, 6096386, 12192772, 15240965, 24385544, 30481930, 60963860, 121927720]

約数ペア:

[(1, 121927720), (2, 60963860), (4, 30481930), (5, 24385544), (8, 15240965), (10, 12192772), (20, 6096386), (40, 3048193), (283, 430840), (566, 215420), (1132, 107710), (1415, 86168), (2264, 53855), (2830, 43084), (5660, 21542), (10771, 11320)]