1821087680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{299521}}^1$

素因数の和:299557

約数の個数: 56

約数和(自身を含む): 4564715280

約数和(自身を除く): 2743627600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 299521, 599042, 1198084, 1497605, 2396168, 2995210, 4792336, 5690899, 5990420, 9584672, 11381798, 11980840, 19169344, 22763596, 23961680, 28454495, 45527192, 47923360, 56908990, 91054384, 95846720, 113817980, 182108768, 227635960, 364217536, 455271920, 910543840, 1821087680]

約数ペア:

[(1, 1821087680), (2, 910543840), (4, 455271920), (5, 364217536), (8, 227635960), (10, 182108768), (16, 113817980), (19, 95846720), (20, 91054384), (32, 56908990), (38, 47923360), (40, 45527192), (64, 28454495), (76, 23961680), (80, 22763596), (95, 19169344), (152, 11980840), (160, 11381798), (190, 9584672), (304, 5990420), (320, 5690899), (380, 4792336), (608, 2995210), (760, 2396168), (1216, 1497605), (1520, 1198084), (3040, 599042), (6080, 299521)]