20580451440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85751881}}^1$

素因数の和:85751897

約数の個数: 40

約数和(自身を含む): 63799400208

約数和(自身を除く): 43218948768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85751881, 171503762, 257255643, 343007524, 428759405, 514511286, 686015048, 857518810, 1029022572, 1286278215, 1372030096, 1715037620, 2058045144, 2572556430, 3430075240, 4116090288, 5145112860, 6860150480, 10290225720, 20580451440]

約数ペア:

[(1, 20580451440), (2, 10290225720), (3, 6860150480), (4, 5145112860), (5, 4116090288), (6, 3430075240), (8, 2572556430), (10, 2058045144), (12, 1715037620), (15, 1372030096), (16, 1286278215), (20, 1029022572), (24, 857518810), (30, 686015048), (40, 514511286), (48, 428759405), (60, 343007524), (80, 257255643), (120, 171503762), (240, 85751881)]