11778890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28729}}^1$

素因数の和:28777

約数の個数: 16

約数和(自身を含む): 21719880

約数和(自身を除く): 9940990

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 28729, 57458, 143645, 287290, 1177889, 2355778, 5889445, 11778890]

約数ペア:

[(1, 11778890), (2, 5889445), (5, 2355778), (10, 1177889), (41, 287290), (82, 143645), (205, 57458), (410, 28729)]