18237200

素因数分解:

$2^4\times 5^2\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:504

約数の個数: 60

約数和(自身を含む): 44282880

約数和(自身を除く): 26045680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 127, 200, 254, 359, 400, 508, 635, 718, 1016, 1270, 1436, 1795, 2032, 2540, 2872, 3175, 3590, 5080, 5744, 6350, 7180, 8975, 10160, 12700, 14360, 17950, 25400, 28720, 35900, 45593, 50800, 71800, 91186, 143600, 182372, 227965, 364744, 455930, 729488, 911860, 1139825, 1823720, 2279650, 3647440, 4559300, 9118600, 18237200]

約数ペア:

[(1, 18237200), (2, 9118600), (4, 4559300), (5, 3647440), (8, 2279650), (10, 1823720), (16, 1139825), (20, 911860), (25, 729488), (40, 455930), (50, 364744), (80, 227965), (100, 182372), (127, 143600), (200, 91186), (254, 71800), (359, 50800), (400, 45593), (508, 35900), (635, 28720), (718, 25400), (1016, 17950), (1270, 14360), (1436, 12700), (1795, 10160), (2032, 8975), (2540, 7180), (2872, 6350), (3175, 5744), (3590, 5080)]