11991500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{827}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 27125280

約数和(自身を除く): 15133780

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 827, 1450, 1654, 2900, 3308, 3625, 4135, 7250, 8270, 14500, 16540, 20675, 23983, 41350, 47966, 82700, 95932, 103375, 119915, 206750, 239830, 413500, 479660, 599575, 1199150, 2398300, 2997875, 5995750, 11991500]

約数ペア:

[(1, 11991500), (2, 5995750), (4, 2997875), (5, 2398300), (10, 1199150), (20, 599575), (25, 479660), (29, 413500), (50, 239830), (58, 206750), (100, 119915), (116, 103375), (125, 95932), (145, 82700), (250, 47966), (290, 41350), (500, 23983), (580, 20675), (725, 16540), (827, 14500), (1450, 8270), (1654, 7250), (2900, 4135), (3308, 3625)]