54104020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 120435840

約数和(自身を除く): 66331820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 692, 823, 865, 1646, 1730, 3287, 3292, 3460, 4115, 6574, 8230, 13148, 15637, 16435, 16460, 31274, 32870, 62548, 65740, 78185, 142379, 156370, 284758, 312740, 569516, 711895, 1423790, 2705201, 2847580, 5410402, 10820804, 13526005, 27052010, 54104020]

約数ペア:

[(1, 54104020), (2, 27052010), (4, 13526005), (5, 10820804), (10, 5410402), (19, 2847580), (20, 2705201), (38, 1423790), (76, 711895), (95, 569516), (173, 312740), (190, 284758), (346, 156370), (380, 142379), (692, 78185), (823, 65740), (865, 62548), (1646, 32870), (1730, 31274), (3287, 16460), (3292, 16435), (3460, 15637), (4115, 13148), (6574, 8230)]