10809860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28447}}^1$

素因数の和:28475

約数の個数: 24

約数和(自身を含む): 23896320

約数和(自身を除く): 13086460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 28447, 56894, 113788, 142235, 284470, 540493, 568940, 1080986, 2161972, 2702465, 5404930, 10809860]

約数ペア:

[(1, 10809860), (2, 5404930), (4, 2702465), (5, 2161972), (10, 1080986), (19, 568940), (20, 540493), (38, 284470), (76, 142235), (95, 113788), (190, 56894), (380, 28447)]