28678600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7547}}^1$

素因数の和:7582

約数の個数: 48

約数和(自身を含む): 70196400

約数和(自身を除く): 41517800

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, 7547, 15094, 30188, 37735, 60376, 75470, 143393, 150940, 188675, 286786, 301880, 377350, 573572, 716965, 754700, 1147144, 1433930, 1509400, 2867860, 3584825, 5735720, 7169650, 14339300, 28678600]

約数ペア:

[(1, 28678600), (2, 14339300), (4, 7169650), (5, 5735720), (8, 3584825), (10, 2867860), (19, 1509400), (20, 1433930), (25, 1147144), (38, 754700), (40, 716965), (50, 573572), (76, 377350), (95, 301880), (100, 286786), (152, 188675), (190, 150940), (200, 143393), (380, 75470), (475, 60376), (760, 37735), (950, 30188), (1900, 15094), (3800, 7547)]