2105950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 4892544

約数和(自身を除く): 2786594

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 547, 550, 770, 1094, 1925, 2735, 3829, 3850, 5470, 6017, 7658, 12034, 13675, 19145, 27350, 30085, 38290, 42119, 60170, 84238, 95725, 150425, 191450, 210595, 300850, 421190, 1052975, 2105950]

約数ペア:

[(1, 2105950), (2, 1052975), (5, 421190), (7, 300850), (10, 210595), (11, 191450), (14, 150425), (22, 95725), (25, 84238), (35, 60170), (50, 42119), (55, 38290), (70, 30085), (77, 27350), (110, 19145), (154, 13675), (175, 12034), (275, 7658), (350, 6017), (385, 5470), (547, 3850), (550, 3829), (770, 2735), (1094, 1925)]