1380451440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5751881}}^1$

素因数の和:5751897

約数の個数: 40

約数和(自身を含む): 4279400208

約数和(自身を除く): 2898948768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5751881, 11503762, 17255643, 23007524, 28759405, 34511286, 46015048, 57518810, 69022572, 86278215, 92030096, 115037620, 138045144, 172556430, 230075240, 276090288, 345112860, 460150480, 690225720, 1380451440]

約数ペア:

[(1, 1380451440), (2, 690225720), (3, 460150480), (4, 345112860), (5, 276090288), (6, 230075240), (8, 172556430), (10, 138045144), (12, 115037620), (15, 92030096), (16, 86278215), (20, 69022572), (24, 57518810), (30, 46015048), (40, 34511286), (48, 28759405), (60, 23007524), (80, 17255643), (120, 11503762), (240, 5751881)]