20038800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{16699}}^1$

素因数の和:16720

約数の個数: 60

約数和(自身を含む): 64194800

約数和(自身を除く): 44156000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 16699, 33398, 50097, 66796, 83495, 100194, 133592, 166990, 200388, 250485, 267184, 333980, 400776, 417475, 500970, 667960, 801552, 834950, 1001940, 1252425, 1335920, 1669900, 2003880, 2504850, 3339800, 4007760, 5009700, 6679600, 10019400, 20038800]

約数ペア:

[(1, 20038800), (2, 10019400), (3, 6679600), (4, 5009700), (5, 4007760), (6, 3339800), (8, 2504850), (10, 2003880), (12, 1669900), (15, 1335920), (16, 1252425), (20, 1001940), (24, 834950), (25, 801552), (30, 667960), (40, 500970), (48, 417475), (50, 400776), (60, 333980), (75, 267184), (80, 250485), (100, 200388), (120, 166990), (150, 133592), (200, 100194), (240, 83495), (300, 66796), (400, 50097), (600, 33398), (1200, 16699)]