20209080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168409}}^1$

素因数の和:168423

約数の個数: 32

約数和(自身を含む): 60627600

約数和(自身を除く): 40418520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168409, 336818, 505227, 673636, 842045, 1010454, 1347272, 1684090, 2020908, 2526135, 3368180, 4041816, 5052270, 6736360, 10104540, 20209080]

約数ペア:

[(1, 20209080), (2, 10104540), (3, 6736360), (4, 5052270), (5, 4041816), (6, 3368180), (8, 2526135), (10, 2020908), (12, 1684090), (15, 1347272), (20, 1010454), (24, 842045), (30, 673636), (40, 505227), (60, 336818), (120, 168409)]