201369520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{228829}}^1$

素因数の和:228853

約数の個数: 40

約数和(自身を含む): 510748560

約数和(自身を除く): 309379040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 228829, 457658, 915316, 1144145, 1830632, 2288290, 2517119, 3661264, 4576580, 5034238, 9153160, 10068476, 12585595, 18306320, 20136952, 25171190, 40273904, 50342380, 100684760, 201369520]

約数ペア:

[(1, 201369520), (2, 100684760), (4, 50342380), (5, 40273904), (8, 25171190), (10, 20136952), (11, 18306320), (16, 12585595), (20, 10068476), (22, 9153160), (40, 5034238), (44, 4576580), (55, 3661264), (80, 2517119), (88, 2288290), (110, 1830632), (176, 1144145), (220, 915316), (440, 457658), (880, 228829)]