11651920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{20807}}^1$

素因数の和:20827

約数の個数: 40

約数和(自身を含む): 30962304

約数和(自身を除く): 19310384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 20807, 41614, 83228, 104035, 145649, 166456, 208070, 291298, 332912, 416140, 582596, 728245, 832280, 1165192, 1456490, 1664560, 2330384, 2912980, 5825960, 11651920]

約数ペア:

[(1, 11651920), (2, 5825960), (4, 2912980), (5, 2330384), (7, 1664560), (8, 1456490), (10, 1165192), (14, 832280), (16, 728245), (20, 582596), (28, 416140), (35, 332912), (40, 291298), (56, 208070), (70, 166456), (80, 145649), (112, 104035), (140, 83228), (280, 41614), (560, 20807)]