1557254480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{367277}}^1$

素因数の和:367343

約数の個数: 40

約数和(自身を含む): 3688940232

約数和(自身を除く): 2131685752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 367277, 734554, 1469108, 1836385, 2938216, 3672770, 5876432, 7345540, 14691080, 19465681, 29382160, 38931362, 77862724, 97328405, 155725448, 194656810, 311450896, 389313620, 778627240, 1557254480]

約数ペア:

[(1, 1557254480), (2, 778627240), (4, 389313620), (5, 311450896), (8, 194656810), (10, 155725448), (16, 97328405), (20, 77862724), (40, 38931362), (53, 29382160), (80, 19465681), (106, 14691080), (212, 7345540), (265, 5876432), (424, 3672770), (530, 2938216), (848, 1836385), (1060, 1469108), (2120, 734554), (4240, 367277)]