19711497240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54754159}}^1$

素因数の和:54754176

約数の個数: 48

約数和(自身を含む): 64062367200

約数和(自身を除く): 44350869960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54754159, 109508318, 164262477, 219016636, 273770795, 328524954, 438033272, 492787431, 547541590, 657049908, 821312385, 985574862, 1095083180, 1314099816, 1642624770, 1971149724, 2190166360, 2463937155, 3285249540, 3942299448, 4927874310, 6570499080, 9855748620, 19711497240]

約数ペア:

[(1, 19711497240), (2, 9855748620), (3, 6570499080), (4, 4927874310), (5, 3942299448), (6, 3285249540), (8, 2463937155), (9, 2190166360), (10, 1971149724), (12, 1642624770), (15, 1314099816), (18, 1095083180), (20, 985574862), (24, 821312385), (30, 657049908), (36, 547541590), (40, 492787431), (45, 438033272), (60, 328524954), (72, 273770795), (90, 219016636), (120, 164262477), (180, 109508318), (360, 54754159)]