18745400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4933}}^1$

素因数の和:4968

約数の個数: 48

約数和(自身を含む): 45886200

約数和(自身を除く): 27140800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 4933, 9866, 19732, 24665, 39464, 49330, 93727, 98660, 123325, 187454, 197320, 246650, 374908, 468635, 493300, 749816, 937270, 986600, 1874540, 2343175, 3749080, 4686350, 9372700, 18745400]

約数ペア:

[(1, 18745400), (2, 9372700), (4, 4686350), (5, 3749080), (8, 2343175), (10, 1874540), (19, 986600), (20, 937270), (25, 749816), (38, 493300), (40, 468635), (50, 374908), (76, 246650), (95, 197320), (100, 187454), (152, 123325), (190, 98660), (200, 93727), (380, 49330), (475, 39464), (760, 24665), (950, 19732), (1900, 9866), (3800, 4933)]