19403760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80849}}^1$

素因数の和:80865

約数の個数: 40

約数和(自身を含む): 60152400

約数和(自身を除く): 40748640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80849, 161698, 242547, 323396, 404245, 485094, 646792, 808490, 970188, 1212735, 1293584, 1616980, 1940376, 2425470, 3233960, 3880752, 4850940, 6467920, 9701880, 19403760]

約数ペア:

[(1, 19403760), (2, 9701880), (3, 6467920), (4, 4850940), (5, 3880752), (6, 3233960), (8, 2425470), (10, 1940376), (12, 1616980), (15, 1293584), (16, 1212735), (20, 970188), (24, 808490), (30, 646792), (40, 485094), (48, 404245), (60, 323396), (80, 242547), (120, 161698), (240, 80849)]